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30825952 = 25963311
BaseRepresentation
bin111010110010…
…1110111100000
32011000010020221
41311211313200
530342412302
63020412424
7523005403
oct165456740
964003227
1030825952
1116444aa3
12a3a7114
136503c11
144145d3a
152a8d937
hex1d65de0

30825952 has 12 divisors (see below), whose sum is σ = 60688656. Its totient is φ = 15412960.

The previous prime is 30825917. The next prime is 30825953. The reversal of 30825952 is 25952803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30825953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 481624 + ... + 481687.

It is an arithmetic number, because the mean of its divisors is an integer number (5057388).

Almost surely, 230825952 is an apocalyptic number.

30825952 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30825952 is a deficient number, since it is larger than the sum of its proper divisors (29862704).

30825952 is an equidigital number, since it uses as much as digits as its factorization.

30825952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963321 (or 963313 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 30825952 is about 5552.1123907933. The cubic root of 30825952 is about 313.5490572186.

The spelling of 30825952 in words is "thirty million, eight hundred twenty-five thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 16 32 963311 1926622 3853244 7706488 15412976 30825952