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3125152 = 25611601
BaseRepresentation
bin1011111010111110100000
312212202220101
423322332200
51300001102
6150552144
735364142
oct13727640
95782811
103125152
111844a78
121068654
13855604
145b4c92
1541ae87
hex2fafa0

3125152 has 24 divisors (see below), whose sum is σ = 6257412. Its totient is φ = 1536000.

The previous prime is 3125147. The next prime is 3125153. The reversal of 3125152 is 2515213.

It can be written as a sum of positive squares in 2 ways, for example, as 3111696 + 13456 = 1764^2 + 116^2 .

It is not an unprimeable number, because it can be changed into a prime (3125153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1152 + ... + 2752.

Almost surely, 23125152 is an apocalyptic number.

3125152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3125152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3128706).

3125152 is an abundant number, since it is smaller than the sum of its proper divisors (3132260).

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

3125152 is a wasteful number, since it uses less digits than its factorization.

3125152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1672 (or 1664 counting only the distinct ones).

The product of its digits is 300, while the sum is 19.

The square root of 3125152 is about 1767.8099445359. The cubic root of 3125152 is about 146.2032572759.

The spelling of 3125152 in words is "three million, one hundred twenty-five thousand, one hundred fifty-two".

Divisors: 1 2 4 8 16 32 61 122 244 488 976 1601 1952 3202 6404 12808 25616 51232 97661 195322 390644 781288 1562576 3125152