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80154088748 = 2220038522187
BaseRepresentation
bin100101010100110001…
…1100101010100101100
321122220002001121000122
41022221203211110230
52303123421314443
6100453340144112
75535202340636
oct1125143452454
9248802047018
1080154088748
1130aa1991258
121364b538038
137735035aa6
143c45409a56
152141ca9968
hex12a98e552c

80154088748 has 6 divisors (see below), whose sum is σ = 140269655316. Its totient is φ = 40077044372.

The previous prime is 80154088733. The next prime is 80154088787. The reversal of 80154088748 is 84788045108.

It is a self number, because there is not a number n which added to its sum of digits gives 80154088748.

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 as a sum of consecutive naturals, namely, 10019261090 + ... + 10019261097.

It is an arithmetic number, because the mean of its divisors is an integer number (23378275886).

Almost surely, 280154088748 is an apocalyptic number.

It is an amenable number.

80154088748 is a deficient number, since it is larger than the sum of its proper divisors (60115566568).

80154088748 is a wasteful number, since it uses less digits than its factorization.

80154088748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20038522191 (or 20038522189 counting only the distinct ones).

The product of its (nonzero) digits is 2293760, while the sum is 53.

The spelling of 80154088748 in words is "eighty billion, one hundred fifty-four million, eighty-eight thousand, seven hundred forty-eight".

Divisors: 1 2 4 20038522187 40077044374 80154088748