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80770007792 = 2483598110169
BaseRepresentation
bin100101100111001000…
…1001000001011110000
321201111000000112010002
41023032101020023300
52310404110222132
6101034421325132
75556361511165
oct1131621101360
9251430015102
1080770007792
1131288622361
12137a18667a8
137802816426
143ca313806c
15217adbe262
hex12ce4482f0

80770007792 has 40 divisors (see below), whose sum is σ = 158419391760. Its totient is φ = 39887843840.

The previous prime is 80770007789. The next prime is 80770007809. The reversal of 80770007792 is 29770007708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7937684 + ... + 7947852.

It is an arithmetic number, because the mean of its divisors is an integer number (3960484794).

Almost surely, 280770007792 is an apocalyptic number.

It is an amenable number.

80770007792 is a deficient number, since it is larger than the sum of its proper divisors (77649383968).

80770007792 is a wasteful number, since it uses less digits than its factorization.

80770007792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16241 (or 16235 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 47.

The spelling of 80770007792 in words is "eighty billion, seven hundred seventy million, seven thousand, seven hundred ninety-two".

Divisors: 1 2 4 8 16 83 166 332 664 1328 5981 10169 11962 20338 23924 40676 47848 81352 95696 162704 496423 844027 992846 1688054 1985692 3376108 3971384 6752216 7942768 13504432 60820789 121641578 243283156 486566312 973132624 5048125487 10096250974 20192501948 40385003896 80770007792