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69764446796 = 22112178478907
BaseRepresentation
bin100000011111001001…
…0001111101001001100
320200002000010002121212
41000332102033221030
52120334144244141
652014354113552
75016554004422
oct1007622175114
9220060102555
1069764446796
1127650236500
121162bb7b8b8
13676a6c2865
14353b61b112
151c34ad22eb
hex103e48fa4c

69764446796 has 36 divisors (see below), whose sum is σ = 142089540264. Its totient is φ = 29845749120.

The previous prime is 69764446771. The next prime is 69764446811.

69764446796 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (68).

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 11 ways as a sum of consecutive naturals, for example, 4231226 + ... + 4247681.

It is an arithmetic number, because the mean of its divisors is an integer number (3946931674).

Almost surely, 269764446796 is an apocalyptic number.

It is an amenable number.

69764446796 is an abundant number, since it is smaller than the sum of its proper divisors (72325093468).

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

69764446796 is a wasteful number, since it uses less digits than its factorization.

69764446796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8478950 (or 8478937 counting only the distinct ones).

The product of its digits is 329204736, while the sum is 68.

The spelling of 69764446796 in words is "sixty-nine billion, seven hundred sixty-four million, four hundred forty-six thousand, seven hundred ninety-six".

Divisors: 1 2 4 11 17 22 34 44 68 121 187 242 374 484 748 2057 4114 8228 8478907 16957814 33915628 93267977 144141419 186535954 288282838 373071908 576565676 1025947747 1585555609 2051895494 3171111218 4103790988 6342222436 17441111699 34882223398 69764446796