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105485233360 = 24513293497521
BaseRepresentation
bin110001000111101101…
…0001110110011010000
3101002021110002001211211
41202033122032303100
53212013204431420
6120243110345504
710423010455333
oct1421732166320
9332243061754
10105485233360
1140810734111
121853a95b294
139c41053060
14516975261a
152b25a8de5a
hex188f68ecd0

105485233360 has 80 divisors (see below), whose sum is σ = 273226418640. Its totient is φ = 37605335040.

The previous prime is 105485233303. The next prime is 105485233363. The reversal of 105485233360 is 63332584501.

It can be written as a sum of positive squares in 8 ways, for example, as 205750336 + 105279483024 = 14344^2 + 324468^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1054852333602 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105485233363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1718601 + ... + 1778920.

It is an arithmetic number, because the mean of its divisors is an integer number (3415330233).

Almost surely, 2105485233360 is an apocalyptic number.

105485233360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105485233360 is an abundant number, since it is smaller than the sum of its proper divisors (167741185280).

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

105485233360 is a wasteful number, since it uses less digits than its factorization.

105485233360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3497576 (or 3497570 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 105485233360 in words is "one hundred five billion, four hundred eighty-five million, two hundred thirty-three thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 13 16 20 26 29 40 52 58 65 80 104 116 130 145 208 232 260 290 377 464 520 580 754 1040 1160 1508 1885 2320 3016 3770 6032 7540 15080 30160 3497521 6995042 13990084 17487605 27980168 34975210 45467773 55960336 69950420 90935546 101428109 139900840 181871092 202856218 227338865 279801680 363742184 405712436 454677730 507140545 727484368 811424872 909355460 1014281090 1318565417 1622849744 1818710920 2028562180 2637130834 3637421840 4057124360 5274261668 6592827085 8114248720 10548523336 13185654170 21097046672 26371308340 52742616680 105485233360