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930311125 = 537442489
BaseRepresentation
bin110111011100110…
…110101111010101
32101211112200221121
4313130312233111
53401124424000
6232151443541
732024341222
oct6734665725
92354480847
10930311125
11438155577
1221b6865b1
1311a97a173
148b7aa949
1556a17b1a
hex37736bd5

930311125 has 8 divisors (see below), whose sum is σ = 1161028440. Its totient is φ = 744248800.

The previous prime is 930311113. The next prime is 930311131. The reversal of 930311125 is 521113039.

It can be written as a sum of positive squares in 4 ways, for example, as 214534609 + 715776516 = 14647^2 + 26754^2 .

It is not a de Polignac number, because 930311125 - 211 = 930309077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 930311125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3721120 + ... + 3721369.

It is an arithmetic number, because the mean of its divisors is an integer number (145128555).

Almost surely, 2930311125 is an apocalyptic number.

It is an amenable number.

930311125 is a deficient number, since it is larger than the sum of its proper divisors (230717315).

930311125 is an equidigital number, since it uses as much as digits as its factorization.

930311125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7442504 (or 7442494 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 930311125 is about 30501.0020327202. The cubic root of 930311125 is about 976.2088446776.

It can be divided in two parts, 930311 and 125, that multiplied together give a triangular number (116288875 = T15250).

The spelling of 930311125 in words is "nine hundred thirty million, three hundred eleven thousand, one hundred twenty-five".

Divisors: 1 5 25 125 7442489 37212445 186062225 930311125