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2972383825 = 52118895353
BaseRepresentation
bin1011000100101010…
…1111101001010001
321200011001202001211
42301022233221101
522041412240300
61210540300121
7133441563025
oct26112575121
97604052054
102972383825
111295918a64
126ab541641
13384a655c8
14202a98385
15125e3b4ba
hexb12afa51

2972383825 has 6 divisors (see below), whose sum is σ = 3685755974. Its totient is φ = 2377907040.

The previous prime is 2972383801. The next prime is 2972383837. The reversal of 2972383825 is 5283832792.

It is a happy number.

2972383825 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 1697809 + 2970686016 = 1303^2 + 54504^2 .

It is not a de Polignac number, because 2972383825 - 27 = 2972383697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59447652 + ... + 59447701.

Almost surely, 22972383825 is an apocalyptic number.

2972383825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2972383825 is a deficient number, since it is larger than the sum of its proper divisors (713372149).

2972383825 is a wasteful number, since it uses less digits than its factorization.

2972383825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118895363 (or 118895358 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The square root of 2972383825 is about 54519.5728614963. The cubic root of 2972383825 is about 1437.8104302478.

The spelling of 2972383825 in words is "two billion, nine hundred seventy-two million, three hundred eighty-three thousand, eight hundred twenty-five".

Divisors: 1 5 25 118895353 594476765 2972383825