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3995150525 = 52159806021
BaseRepresentation
bin1110111000100001…
…0010100010111101
3101022102120200012222
43232020102202331
531140224304100
61500233535125
7201001135112
oct35610224275
911272520188
103995150525
1117701817a3
12935b744a5
134b89142c2
1429c850909
15185b18485
hexee2128bd

3995150525 has 6 divisors (see below), whose sum is σ = 4953986682. Its totient is φ = 3196120400.

The previous prime is 3995150521. The next prime is 3995150567. The reversal of 3995150525 is 5250515993.

3995150525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 657721 + 3994492804 = 811^2 + 63202^2 .

It is not a de Polignac number, because 3995150525 - 22 = 3995150521 is a prime.

It is a super-2 number, since 2×39951505252 = 31922455434815551250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3995150521) 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, 79902986 + ... + 79903035.

It is an arithmetic number, because the mean of its divisors is an integer number (825664447).

Almost surely, 23995150525 is an apocalyptic number.

It is an amenable number.

3995150525 is a deficient number, since it is larger than the sum of its proper divisors (958836157).

3995150525 is a wasteful number, since it uses less digits than its factorization.

3995150525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159806031 (or 159806026 counting only the distinct ones).

The product of its (nonzero) digits is 303750, while the sum is 44.

The square root of 3995150525 is about 63207.2031100886. The cubic root of 3995150525 is about 1586.7592874035.

The spelling of 3995150525 in words is "three billion, nine hundred ninety-five million, one hundred fifty thousand, five hundred twenty-five".

Divisors: 1 5 25 159806021 799030105 3995150525