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105299863470 = 23256131161673
BaseRepresentation
bin110001000010001011…
…1000110011110101110
3101001210112021022011100
41202010113012132232
53211123231112340
6120212445303530
710415300033334
oct1420427063656
9331715238140
10105299863470
1140726033a5a
12184a8864ba6
139c1181bc29
14514cc9bb54
152b14674830
hex18845c67ae

105299863470 has 96 divisors (see below), whose sum is σ = 279167114304. Its totient is φ = 27530380800.

The previous prime is 105299863453. The next prime is 105299863477. The reversal of 105299863470 is 74368992501.

105299863470 is a `hidden beast` number, since 1 + 0 + 5 + 2 + 99 + 86 + 3 + 470 = 666.

It is a super-2 number, since 2×1052998634702 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105299863477) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1676554 + ... + 1738226.

It is an arithmetic number, because the mean of its divisors is an integer number (2907990774).

It is a 1-persistent number, because it is pandigital, but 2⋅105299863470 = 210599726940 is not.

Almost surely, 2105299863470 is an apocalyptic number.

105299863470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 105299863470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139583557152).

105299863470 is an abundant number, since it is smaller than the sum of its proper divisors (173867250834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105299863470 is a wasteful number, since it uses less digits than its factorization.

105299863470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62058 (or 62055 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 105299863470 in words is "one hundred five billion, two hundred ninety-nine million, eight hundred sixty-three thousand, four hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 61 90 122 183 305 311 366 549 610 622 915 933 1098 1555 1830 1866 2745 2799 3110 4665 5490 5598 9330 13995 18971 27990 37942 56913 61673 94855 113826 123346 170739 185019 189710 284565 308365 341478 370038 555057 569130 616730 853695 925095 1110114 1707390 1850190 2775285 3762053 5550570 7524106 11286159 18810265 19180303 22572318 33858477 37620530 38360606 56430795 57540909 67716954 95901515 112861590 115081818 169292385 172622727 191803030 287704545 338584770 345245454 575409090 863113635 1169998483 1726227270 2339996966 3509995449 5849992415 7019990898 10529986347 11699984830 17549977245 21059972694 35099954490 52649931735 105299863470