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102500204401 = 722816419503
BaseRepresentation
bin101111101110101111…
…1001111111101110001
3100210120102012212220201
41133131133033331301
53134410023020101
6115030555035201
710256023235110
oct1373537177561
9323512185821
10102500204401
113a519769731
1217a4713bb01
1398867b0c2a
144d65125c77
1529ed9a5e01
hex17dd7cff71

102500204401 has 8 divisors (see below), whose sum is σ = 117194465024. Its totient is φ = 87818787360.

The previous prime is 102500204383. The next prime is 102500204407. The reversal of 102500204401 is 104402005201.

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 102500204401 - 227 = 102365986673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102500204407) 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, 3193785 + ... + 3225718.

It is an arithmetic number, because the mean of its divisors is an integer number (14649308128).

Almost surely, 2102500204401 is an apocalyptic number.

It is an amenable number.

102500204401 is a deficient number, since it is larger than the sum of its proper divisors (14694260623).

102500204401 is an equidigital number, since it uses as much as digits as its factorization.

102500204401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6421791.

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 102500204401 its reverse (104402005201), we get a palindrome (206902209602).

The spelling of 102500204401 in words is "one hundred two billion, five hundred million, two hundred four thousand, four hundred one".

Divisors: 1 7 2281 15967 6419503 44936521 14642886343 102500204401