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102412434409 = 1163369723819
BaseRepresentation
bin101111101100001000…
…0011011101111101001
3100210100022001201010021
41133120100123233221
53134220040400114
6115014141520441
710253606220655
oct1373020335751
9323308051107
10102412434409
113a48417084a
1217a21873121
13987156001c
144d575d9a65
1529e5e1a024
hex17d841bbe9

102412434409 has 8 divisors (see below), whose sum is σ = 102532523040. Its totient is φ = 102292403136.

The previous prime is 102412434361. The next prime is 102412434419. The reversal of 102412434409 is 904434214201.

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 102412434409 - 227 = 102278216681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102412434419) 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, 4287702 + ... + 4311520.

It is an arithmetic number, because the mean of its divisors is an integer number (12816565380).

Almost surely, 2102412434409 is an apocalyptic number.

It is an amenable number.

102412434409 is a deficient number, since it is larger than the sum of its proper divisors (120088631).

102412434409 is a wasteful number, since it uses less digits than its factorization.

102412434409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28679.

The product of its (nonzero) digits is 27648, while the sum is 34.

The spelling of 102412434409 in words is "one hundred two billion, four hundred twelve million, four hundred thirty-four thousand, four hundred nine".

Divisors: 1 1163 3697 23819 4299611 27701497 88058843 102412434409