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102412401331 = 227617731209
BaseRepresentation
bin101111101100001000…
…0010011101010110011
3100210100022000000202011
41133120100103222303
53134220033320311
6115014141103351
710253606022352
oct1373020235263
9323308000664
10102412401331
113a484148a09
1217a21857b57
13987154ac56
144d575cb999
1529e5e10321
hex17d8413ab3

102412401331 has 8 divisors (see below), whose sum is σ = 103030413840. Its totient is φ = 101795852928.

The previous prime is 102412401313. The next prime is 102412401431. The reversal of 102412401331 is 133104214201.

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 102412401331 - 227 = 102278183603 is a prime.

It is a super-2 number, since 2×1024124013312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102412401031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225546 + ... + 505663.

It is an arithmetic number, because the mean of its divisors is an integer number (12878801730).

Almost surely, 2102412401331 is an apocalyptic number.

102412401331 is a deficient number, since it is larger than the sum of its proper divisors (618012509).

102412401331 is an equidigital number, since it uses as much as digits as its factorization.

102412401331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732053.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 102412401331 its reverse (133104214201), we get a palindrome (235516615532).

The spelling of 102412401331 in words is "one hundred two billion, four hundred twelve million, four hundred one thousand, three hundred thirty-one".

Divisors: 1 227 617 140059 731209 165984443 451155953 102412401331