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40902947298 = 235320926227
BaseRepresentation
bin100110000110000000…
…010111000111100010
310220120121010000100000
4212012000113013202
51132232123303143
630442432040430
72645420213133
oct460600270742
9126517100300
1040902947298
111638a713784
127b16393116
133b1b16b5c5
141da0493c8a
1510e5de6bd3
hex9860171e2

40902947298 has 48 divisors (see below), whose sum is σ = 91937532960. Its totient is φ = 13629547296.

The previous prime is 40902947269. The next prime is 40902947413. The reversal of 40902947298 is 89274920904.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1546461 + ... + 1572687.

It is an arithmetic number, because the mean of its divisors is an integer number (1915365270).

Almost surely, 240902947298 is an apocalyptic number.

40902947298 is an abundant number, since it is smaller than the sum of its proper divisors (51034585662).

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

40902947298 is a wasteful number, since it uses less digits than its factorization.

40902947298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29453 (or 29441 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 40902947298 in words is "forty billion, nine hundred two million, nine hundred forty-seven thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 9 18 27 54 81 162 243 486 3209 6418 9627 19254 26227 28881 52454 57762 78681 86643 157362 173286 236043 259929 472086 519858 708129 779787 1416258 1559574 2124387 4248774 6373161 12746322 84162443 168324886 252487329 504974658 757461987 1514923974 2272385961 4544771922 6817157883 13634315766 20451473649 40902947298