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80754668202 = 23131035316259
BaseRepresentation
bin100101100110101011…
…0100111001010101010
321201102221011012011010
41023031112213022222
52310341143340302
6101033112444350
75556114232305
oct1131526471252
9251387135133
1080754668202
113127a9a550a
12137986a96b6
1377cc5a5350
143ca10a3b3c
15217988e16c
hex12cd5a72aa

80754668202 has 16 divisors (see below), whose sum is σ = 173933131680. Its totient is φ = 24847590192.

The previous prime is 80754668201. The next prime is 80754668227. The reversal of 80754668202 is 20286645708.

It is not an unprimeable number, because it can be changed into a prime (80754668201) 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, 517658052 + ... + 517658207.

It is an arithmetic number, because the mean of its divisors is an integer number (10870820730).

Almost surely, 280754668202 is an apocalyptic number.

80754668202 is an abundant number, since it is smaller than the sum of its proper divisors (93178463478).

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

80754668202 is a wasteful number, since it uses less digits than its factorization.

80754668202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035316277.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 80754668202 in words is "eighty billion, seven hundred fifty-four million, six hundred sixty-eight thousand, two hundred two".

Divisors: 1 2 3 6 13 26 39 78 1035316259 2070632518 3105948777 6211897554 13459111367 26918222734 40377334101 80754668202