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102401133031 = 7311091264883
BaseRepresentation
bin101111101011110010…
…1010100100111100111
3100210022111210112112201
41133113211110213213
53134204142224111
6115013055355331
710253411161231
oct1372745244747
9323274715481
10102401133031
113a47885196a
1217a19b22b47
13986c104012
144d55cd7251
1529e4e366c1
hex17d79549e7

102401133031 has 8 divisors (see below), whose sum is σ = 103897571760. Its totient is φ = 100907226432.

The previous prime is 102401133019. The next prime is 102401133077. The reversal of 102401133031 is 130331104201.

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

It is a cyclic number.

It is not a de Polignac number, because 102401133031 - 217 = 102401001959 is a prime.

It is a super-2 number, since 2×1024011330312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102401133001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551485 + ... + 713398.

It is an arithmetic number, because the mean of its divisors is an integer number (12987196470).

Almost surely, 2102401133031 is an apocalyptic number.

102401133031 is a deficient number, since it is larger than the sum of its proper divisors (1496438729).

102401133031 is a wasteful number, since it uses less digits than its factorization.

102401133031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266065.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 102401133031 its reverse (130331104201), we get a palindrome (232732237232).

The spelling of 102401133031 in words is "one hundred two billion, four hundred one million, one hundred thirty-three thousand, thirty-one".

Divisors: 1 73 1109 80957 1264883 92336459 1402755247 102401133031