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102472597 = 253140487
BaseRepresentation
bin1100001101110…
…01101110010101
321010211010222101
412012321232111
5202213110342
614100202101
72353000633
oct606715625
9233733871
10102472597
11529301a7
122a399331
13182cb096
14d876353
158ee23b7
hex61b9b95

102472597 has 4 divisors (see below), whose sum is σ = 102515616. Its totient is φ = 102429580.

The previous prime is 102472589. The next prime is 102472603. The reversal of 102472597 is 795274201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 795274201 = 1087731623.

It is a cyclic number.

It is not a de Polignac number, because 102472597 - 23 = 102472589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102472297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17713 + ... + 22774.

It is an arithmetic number, because the mean of its divisors is an integer number (25628904).

Almost surely, 2102472597 is an apocalyptic number.

It is an amenable number.

102472597 is a deficient number, since it is larger than the sum of its proper divisors (43019).

102472597 is an equidigital number, since it uses as much as digits as its factorization.

102472597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43018.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 102472597 is about 10122.8749374869. The cubic root of 102472597 is about 467.9533718490.

The spelling of 102472597 in words is "one hundred two million, four hundred seventy-two thousand, five hundred ninety-seven".

Divisors: 1 2531 40487 102472597