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74017314768 = 2436521236471
BaseRepresentation
bin100010011101111000…
…1101001011111010000
321002001101122011201110
41010323301221133100
52203041413033033
654000355533320
75230134536415
oct1047361513720
9232041564643
1074017314768
1129432932121
12124182ba240
136c9781c197
14382239610c
151dd3156363
hex113bc697d0

74017314768 has 40 divisors (see below), whose sum is σ = 191241527616. Its totient is φ = 24668550400.

The previous prime is 74017314751. The next prime is 74017314769. The reversal of 74017314768 is 86741371047.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74017314769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194773 + ... + 431243.

Almost surely, 274017314768 is an apocalyptic number.

It is an amenable number.

74017314768 is an abundant number, since it is smaller than the sum of its proper divisors (117224212848).

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

74017314768 is a wasteful number, since it uses less digits than its factorization.

74017314768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243003 (or 242997 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 48.

The spelling of 74017314768 in words is "seventy-four billion, seventeen million, three hundred fourteen thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 6521 13042 19563 26084 39126 52168 78252 104336 156504 236471 313008 472942 709413 945884 1418826 1891768 2837652 3783536 5675304 11350608 1542027391 3084054782 4626082173 6168109564 9252164346 12336219128 18504328692 24672438256 37008657384 74017314768