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38083525 = 522952529
BaseRepresentation
bin1001000101000…
…1101111000101
32122122211202221
42101101233011
534222133100
63440132341
7641463454
oct221215705
978584687
1038083525
111a551797
12109070b1
137b7543c
1450b4b9b
15352401a
hex2451bc5

38083525 has 12 divisors (see below), whose sum is σ = 48852900. Its totient is φ = 29415680.

The previous prime is 38083523. The next prime is 38083541. The reversal of 38083525 is 52538083.

It can be written as a sum of positive squares in 6 ways, for example, as 6880129 + 31203396 = 2623^2 + 5586^2 .

It is not a de Polignac number, because 38083525 - 21 = 38083523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38083523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25540 + ... + 26989.

It is an arithmetic number, because the mean of its divisors is an integer number (4071075).

Almost surely, 238083525 is an apocalyptic number.

It is an amenable number.

38083525 is a deficient number, since it is larger than the sum of its proper divisors (10769375).

38083525 is a wasteful number, since it uses less digits than its factorization.

38083525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52568 (or 52563 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 38083525 is about 6171.1850563729. The cubic root of 38083525 is about 336.4436841052.

The spelling of 38083525 in words is "thirty-eight million, eighty-three thousand, five hundred twenty-five".

Divisors: 1 5 25 29 145 725 52529 262645 1313225 1523341 7616705 38083525