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10625419237 = 17898538233
BaseRepresentation
bin10011110010101001…
…10000011111100101
31000102111121020000211
421321110300133211
5133230101403422
64514203335421
7524210400436
oct117124603745
930374536024
1010625419237
114562854814
122086521571
131004446024
1472b24548d
15422c4c577
hex2795307e5

10625419237 has 16 divisors (see below), whose sum is σ = 11391574320. Its totient is φ = 9875238912.

The previous prime is 10625419213. The next prime is 10625419279. The reversal of 10625419237 is 73291452601.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2045843361 + 8579575876 = 45231^2 + 92626^2 .

It is a cyclic number.

It is not a de Polignac number, because 10625419237 - 219 = 10624894949 is a prime.

It is a super-2 number, since 2×106254192372 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10625419237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10625417237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1286473 + ... + 1294705.

It is an arithmetic number, because the mean of its divisors is an integer number (711973395).

Almost surely, 210625419237 is an apocalyptic number.

10625419237 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10625419237 is a deficient number, since it is larger than the sum of its proper divisors (766155083).

10625419237 is an equidigital number, since it uses as much as digits as its factorization.

10625419237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9192.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 10625419237 in words is "ten billion, six hundred twenty-five million, four hundred nineteen thousand, two hundred thirty-seven".

Divisors: 1 17 89 853 1513 8233 14501 75917 139961 732737 1290589 7022749 12456529 119386733 625024661 10625419237