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56412501040 = 2457100736609
BaseRepresentation
bin110100100010011100…
…100111010000110000
312101121111001222100101
4310202130213100300
51411013100013130
641525431402144
74034645230030
oct644234472060
9171544058311
1056412501040
1121a19427a95
12ab24523354
13542043613c
142a322398c0
1517028101ca
hexd22727430

56412501040 has 40 divisors (see below), whose sum is σ = 149896075680. Its totient is φ = 19341428736.

The previous prime is 56412501017. The next prime is 56412501043. The reversal of 56412501040 is 4010521465.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (56412501043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50367745 + ... + 50368864.

It is an arithmetic number, because the mean of its divisors is an integer number (3747401892).

Almost surely, 256412501040 is an apocalyptic number.

It is an amenable number.

56412501040 is an abundant number, since it is smaller than the sum of its proper divisors (93483574640).

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

56412501040 is a wasteful number, since it uses less digits than its factorization.

56412501040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100736629 (or 100736623 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 56412501040 in words is "fifty-six billion, four hundred twelve million, five hundred one thousand, forty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 100736609 201473218 402946436 503683045 705156263 805892872 1007366090 1410312526 1611785744 2014732180 2820625052 3525781315 4029464360 5641250104 7051562630 8058928720 11282500208 14103125260 28206250520 56412501040