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10105041450 = 2352754117789
BaseRepresentation
bin10010110100100111…
…01011001000101010
3222002020102021220110
421122103223020222
5131143342311300
64350414035150
7505261302150
oct113223531052
928066367813
1010105041450
11431603a229
121b601a8ab6
13c506a788a
146bc0a73d0
153e220b550
hex25a4eb22a

10105041450 has 96 divisors (see below), whose sum is σ = 28695127680. Its totient is φ = 2305324800.

The previous prime is 10105041431. The next prime is 10105041487. The reversal of 10105041450 is 5414050101.

It is a super-2 number, since 2×101050414502 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 559156 + ... + 576944.

It is an arithmetic number, because the mean of its divisors is an integer number (298907580).

Almost surely, 210105041450 is an apocalyptic number.

10105041450 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 10105041450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14347563840).

10105041450 is an abundant number, since it is smaller than the sum of its proper divisors (18590086230).

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

10105041450 is a wasteful number, since it uses less digits than its factorization.

10105041450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18352 (or 18347 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 10105041450 its reverse (5414050101), we get a palindrome (15519091551).

The spelling of 10105041450 in words is "ten billion, one hundred five million, forty-one thousand, four hundred fifty".

Divisors: 1 2 3 5 6 7 10 14 15 21 25 30 35 42 50 70 75 105 150 175 210 350 525 541 1050 1082 1623 2705 3246 3787 5410 7574 8115 11361 13525 16230 17789 18935 22722 27050 35578 37870 40575 53367 56805 81150 88945 94675 106734 113610 124523 177890 189350 249046 266835 284025 373569 444725 533670 568050 622615 747138 889450 1245230 1334175 1867845 2668350 3113075 3735690 6226150 9339225 9623849 18678450 19247698 28871547 48119245 57743094 67366943 96238490 134733886 144357735 202100829 240596225 288715470 336834715 404201658 481192450 673669430 721788675 1010504145 1443577350 1684173575 2021008290 3368347150 5052520725 10105041450