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3199025 = 52413121
BaseRepresentation
bin1100001101000000110001
320000112020102
430031000301
51304332100
6152322145
736122414
oct14150061
96015212
103199025
111895525
1210a3355
1388011b
145d3b7b
15432cd5
hex30d031

3199025 has 12 divisors (see below), whose sum is σ = 4064844. Its totient is φ = 2496000.

The previous prime is 3199013. The next prime is 3199033. The reversal of 3199025 is 5209913.

It can be written as a sum of positive squares in 6 ways, for example, as 1658944 + 1540081 = 1288^2 + 1241^2 .

It is a de Polignac number, because none of the positive numbers 2k-3199025 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 536 + ... + 2585.

It is an arithmetic number, because the mean of its divisors is an integer number (338737).

Almost surely, 23199025 is an apocalyptic number.

It is an amenable number.

3199025 is a deficient number, since it is larger than the sum of its proper divisors (865819).

3199025 is a wasteful number, since it uses less digits than its factorization.

3199025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3172 (or 3167 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 3199025 is about 1788.5818404535. The cubic root of 3199025 is about 147.3462920474.

The spelling of 3199025 in words is "three million, one hundred ninety-nine thousand, twenty-five".

Divisors: 1 5 25 41 205 1025 3121 15605 78025 127961 639805 3199025