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925000002 = 23251388889
BaseRepresentation
bin110111001000100…
…110000101000010
32101110112212110100
4313020212011002
53343300000002
6231441543230
731631241003
oct6710460502
92343485410
10925000002
11435158213
12219944b16
1311983a8a4
148abc71aa
155631911c
hex37226142

925000002 has 12 divisors (see below), whose sum is σ = 2004166710. Its totient is φ = 308333328.

The previous prime is 925000001. The next prime is 925000003. The reversal of 925000002 is 200000529.

It is an interprime number because it is at equal distance from previous prime (925000001) and next prime (925000003).

It can be written as a sum of positive squares in only one way, i.e., 737611281 + 187388721 = 27159^2 + 13689^2 .

It is a super-3 number, since 3×9250000023 (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 51388889 = 925000002 / (9 + 2 + 5 + 0 + 0 + 0 + 0 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (925000001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25694427 + ... + 25694462.

Almost surely, 2925000002 is an apocalyptic number.

925000002 is an abundant number, since it is smaller than the sum of its proper divisors (1079166708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

925000002 is a wasteful number, since it uses less digits than its factorization.

925000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51388897 (or 51388894 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 925000002 is about 30413.8126843709. The cubic root of 925000002 is about 974.3475808896.

The spelling of 925000002 in words is "nine hundred twenty-five million, two", and thus it is an aban number.

Divisors: 1 2 3 6 9 18 51388889 102777778 154166667 308333334 462500001 925000002