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2990574741 = 371171182341
BaseRepresentation
bin1011001001000000…
…1000110010010101
321201102021221022110
42302100020302111
522111041342431
61212430221233
7134052315540
oct26220106225
97642257273
102990574741
1112a5113080
126b5654819
1338876446b
14205271857
15127831346
hexb2408c95

2990574741 has 32 divisors (see below), whose sum is σ = 5041391616. Its totient is φ = 1531656000.

The previous prime is 2990574689. The next prime is 2990574757. The reversal of 2990574741 is 1474750992.

It is not a de Polignac number, because 2990574741 - 222 = 2986380437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2990574761) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74770 + ... + 107571.

It is an arithmetic number, because the mean of its divisors is an integer number (157543488).

Almost surely, 22990574741 is an apocalyptic number.

2990574741 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2990574741 is a deficient number, since it is larger than the sum of its proper divisors (2050816875).

2990574741 is a wasteful number, since it uses less digits than its factorization.

2990574741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182433.

The product of its (nonzero) digits is 635040, while the sum is 48.

The square root of 2990574741 is about 54686.1476152782. The cubic root of 2990574741 is about 1440.7375884709.

The spelling of 2990574741 in words is "two billion, nine hundred ninety million, five hundred seventy-four thousand, seven hundred forty-one".

Divisors: 1 3 7 11 21 33 71 77 213 231 497 781 1491 2343 5467 16401 182341 547023 1276387 2005751 3829161 6017253 12946211 14040257 38838633 42120771 90623477 142408321 271870431 427224963 996858247 2990574741