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40982930 = 2531731811
BaseRepresentation
bin1001110001010…
…1100110010010
32212010011000022
42130111212102
540442423210
64022223442
71005230522
oct234254622
985104008
1040982930
112115209a
1211884b82
13864c071
14562b682
1538e8155
hex2715992

40982930 has 32 divisors (see below), whose sum is σ = 77234688. Its totient is φ = 15638400.

The previous prime is 40982923. The next prime is 40982983. The reversal of 40982930 is 3928904.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21725 + ... + 23535.

It is an arithmetic number, because the mean of its divisors is an integer number (2413584).

Almost surely, 240982930 is an apocalyptic number.

40982930 is a deficient number, since it is larger than the sum of its proper divisors (36251758).

40982930 is a wasteful number, since it uses less digits than its factorization.

40982930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1922.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 40982930 is about 6401.7911556064. The cubic root of 40982930 is about 344.7738628684.

The spelling of 40982930 in words is "forty million, nine hundred eighty-two thousand, nine hundred thirty".

Divisors: 1 2 5 10 31 62 73 146 155 310 365 730 1811 2263 3622 4526 9055 11315 18110 22630 56141 112282 132203 264406 280705 561410 661015 1322030 4098293 8196586 20491465 40982930