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40940878824 = 23321929927543
BaseRepresentation
bin100110001000010001…
…000011101111101000
310220200020111010121100
4212020101003233220
51132321331110244
630450305041400
72646360504516
oct461021035750
9126606433540
1040940878824
11163aa07124a
127b27026260
133b25c8c7b1
141da55294b6
1510e93dab69
hex988443be8

40940878824 has 48 divisors (see below), whose sum is σ = 116717421600. Its totient is φ = 12928698144.

The previous prime is 40940878793. The next prime is 40940878871. The reversal of 40940878824 is 42887804904.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14962404 + ... + 14965139.

It is an arithmetic number, because the mean of its divisors is an integer number (2431612950).

Almost surely, 240940878824 is an apocalyptic number.

It is an amenable number.

40940878824 is an abundant number, since it is smaller than the sum of its proper divisors (75776542776).

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

40940878824 is a wasteful number, since it uses less digits than its factorization.

40940878824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29927574 (or 29927567 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 54.

The spelling of 40940878824 in words is "forty billion, nine hundred forty million, eight hundred seventy-eight thousand, eight hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 18 19 24 36 38 57 72 76 114 152 171 228 342 456 684 1368 29927543 59855086 89782629 119710172 179565258 239420344 269347887 359130516 538695774 568623317 718261032 1077391548 1137246634 1705869951 2154783096 2274493268 3411739902 4548986536 5117609853 6823479804 10235219706 13646959608 20470439412 40940878824