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3130752252 = 223853305857
BaseRepresentation
bin1011101010011011…
…0111110011111100
322002012001200201010
42322212313303330
522402433033002
61234354515220
7140403645405
oct27246676374
98065050633
103130752252
111367256561
12734595b10
133ab804534
14219b209ac
15134cc046c
hexba9b7cfc

3130752252 has 24 divisors (see below), whose sum is σ = 7313676496. Its totient is φ = 1042357248.

The previous prime is 3130752221. The next prime is 3130752253. The reversal of 3130752252 is 2522570313.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130752253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142693 + ... + 163164.

Almost surely, 23130752252 is an apocalyptic number.

It is an amenable number.

3130752252 is an abundant number, since it is smaller than the sum of its proper divisors (4182924244).

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

3130752252 is a wasteful number, since it uses less digits than its factorization.

3130752252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306717 (or 306715 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 3130752252 is about 55953.1254891092. The cubic root of 3130752252 is about 1462.9053692295.

The spelling of 3130752252 in words is "three billion, one hundred thirty million, seven hundred fifty-two thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 853 1706 2559 3412 5118 10236 305857 611714 917571 1223428 1835142 3670284 260896021 521792042 782688063 1043584084 1565376126 3130752252