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102040959011 = 297944539921
BaseRepresentation
bin101111100001000011…
…1010111100000100011
3100202101102001210200012
41133002013113200203
53132434441142021
6114513231515135
710241445561215
oct1370207274043
9322342053605
10102040959011
113a303508892
1217939388aab
1398125c7cb4
144d2013c5b5
1529c34dd35b
hex17c21d7823

102040959011 has 8 divisors (see below), whose sum is σ = 106895812800. Its totient is φ = 97275185280.

The previous prime is 102040958963. The next prime is 102040959017. The reversal of 102040959011 is 110959040201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-102040959011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102040959017) 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, 22267670 + ... + 22272251.

It is an arithmetic number, because the mean of its divisors is an integer number (13361976600).

Almost surely, 2102040959011 is an apocalyptic number.

102040959011 is a deficient number, since it is larger than the sum of its proper divisors (4854853789).

102040959011 is an equidigital number, since it uses as much as digits as its factorization.

102040959011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44540029.

The product of its (nonzero) digits is 3240, while the sum is 32.

Adding to 102040959011 its reverse (110959040201), we get a palindrome (212999999212).

The spelling of 102040959011 in words is "one hundred two billion, forty million, nine hundred fifty-nine thousand, eleven".

Divisors: 1 29 79 2291 44539921 1291657709 3518653759 102040959011