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2990952507 = 31922761729
BaseRepresentation
bin1011001001000110…
…0101000000111011
321201110000010111210
42302101211000323
522111140440012
61212442254203
7134055451104
oct26221450073
97643003453
102990952507
1112a5350984
126b57b7363
133888673aa
1420532d3ab
151278a823c
hexb246503b

2990952507 has 12 divisors (see below), whose sum is σ = 4208876520. Its totient is φ = 1889021952.

The previous prime is 2990952473. The next prime is 2990952533. The reversal of 2990952507 is 7052590992.

It is not a de Polignac number, because 2990952507 - 218 = 2990690363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2990952577) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1379782 + ... + 1381947.

It is an arithmetic number, because the mean of its divisors is an integer number (350739710).

Almost surely, 22990952507 is an apocalyptic number.

2990952507 is a deficient number, since it is larger than the sum of its proper divisors (1217924013).

2990952507 is a wasteful number, since it uses less digits than its factorization.

2990952507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761770 (or 2761751 counting only the distinct ones).

The product of its (nonzero) digits is 510300, while the sum is 48.

The square root of 2990952507 is about 54689.6014521956. The cubic root of 2990952507 is about 1440.7982500280.

The spelling of 2990952507 in words is "two billion, nine hundred ninety million, nine hundred fifty-two thousand, five hundred seven".

Divisors: 1 3 19 57 361 1083 2761729 8285187 52472851 157418553 996984169 2990952507