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40996974 = 23431311213
BaseRepresentation
bin1001110001100…
…1000001101110
32212010212021110
42130121001232
540443400344
64022412450
71005316464
oct234310156
985125243
1040996974
11211616a7
1211891126
138655585
145632834
1538ec3b9
hex271906e

40996974 has 32 divisors (see below), whose sum is σ = 84610944. Its totient is φ = 13235040.

The previous prime is 40996957. The next prime is 40996993. The reversal of 40996974 is 47969904.

It is a congruent number.

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, 33192 + ... + 34404.

It is an arithmetic number, because the mean of its divisors is an integer number (2644092).

Almost surely, 240996974 is an apocalyptic number.

40996974 is an abundant number, since it is smaller than the sum of its proper divisors (43613970).

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

40996974 is a wasteful number, since it uses less digits than its factorization.

40996974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392.

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 40996974 is about 6402.8879421711. The cubic root of 40996974 is about 344.8132406545.

The spelling of 40996974 in words is "forty million, nine hundred ninety-six thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 43 86 129 131 258 262 393 786 1213 2426 3639 5633 7278 11266 16899 33798 52159 104318 156477 158903 312954 317806 476709 953418 6832829 13665658 20498487 40996974