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74680014744 = 23331991737391
BaseRepresentation
bin100010110001101000…
…1101001011110011000
321010202120121211012000
41011203101221132120
52210421040432434
654150231521000
75252432436336
oct1054321513630
9233676554160
1074680014744
1129742a15455
1212582229160
137071bcb94a
1438863c0b56
151e2140bb99
hex1163469798

74680014744 has 64 divisors (see below), whose sum is σ = 208487040000. Its totient is φ = 24768231840.

The previous prime is 74680014733. The next prime is 74680014751. The reversal of 74680014744 is 44741008647.

It is a happy number.

74680014744 is a `hidden beast` number, since 7 + 468 + 0 + 0 + 147 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 74680014744.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 825712 + ... + 911679.

It is an arithmetic number, because the mean of its divisors is an integer number (3257610000).

Almost surely, 274680014744 is an apocalyptic number.

It is an amenable number.

74680014744 is an abundant number, since it is smaller than the sum of its proper divisors (133807025256).

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

74680014744 is a wasteful number, since it uses less digits than its factorization.

74680014744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737605 (or 1737595 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 45.

The spelling of 74680014744 in words is "seventy-four billion, six hundred eighty million, fourteen thousand, seven hundred forty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 199 216 398 597 796 1194 1592 1791 2388 3582 4776 5373 7164 10746 14328 21492 42984 1737391 3474782 5212173 6949564 10424346 13899128 15636519 20848692 31273038 41697384 46909557 62546076 93819114 125092152 187638228 345740809 375276456 691481618 1037222427 1382963236 2074444854 2765926472 3111667281 4148889708 6223334562 8297779416 9335001843 12446669124 18670003686 24893338248 37340007372 74680014744