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103235456680 = 23516315833659
BaseRepresentation
bin110000000100101010…
…0000000111010101000
3100212110122201120102121
41200021110000322220
53142411234103210
6115231542041024
710313161621546
oct1401124007250
9325418646377
10103235456680
113a8667a6644
1218011419174
139972c13b55
144dd4a38d96
152a432dd6da
hex1809500ea8

103235456680 has 32 divisors (see below), whose sum is σ = 233704821600. Its totient is φ = 41040841536.

The previous prime is 103235456633. The next prime is 103235456683. The reversal of 103235456680 is 86654532301.

It is not an unprimeable number, because it can be changed into a prime (103235456683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7910310 + ... + 7923349.

It is an arithmetic number, because the mean of its divisors is an integer number (7303275675).

Almost surely, 2103235456680 is an apocalyptic number.

103235456680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103235456680 is an abundant number, since it is smaller than the sum of its proper divisors (130469364920).

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

103235456680 is a wasteful number, since it uses less digits than its factorization.

103235456680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15833833 (or 15833829 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

Adding to 103235456680 its reverse (86654532301), we get a palindrome (189889988981).

The spelling of 103235456680 in words is "one hundred three billion, two hundred thirty-five million, four hundred fifty-six thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 163 326 652 815 1304 1630 3260 6520 15833659 31667318 63334636 79168295 126669272 158336590 316673180 633346360 2580886417 5161772834 10323545668 12904432085 20647091336 25808864170 51617728340 103235456680