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80242465152 = 273208964753
BaseRepresentation
bin100101010111011010…
…0101101100110000000
321200010020100120122210
41022232310231212000
52303314032341102
6100510214302120
75540324462043
oct1125664554600
9250106316583
1080242465152
1131037863803
1213675057940
13774a439a15
143c53052c5a
15214991536c
hex12aed2d980

80242465152 has 32 divisors (see below), whose sum is σ = 213144049080. Its totient is φ = 26747488256.

The previous prime is 80242465151. The next prime is 80242465157. The reversal of 80242465152 is 25156424208.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 80242465152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80242465151) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 104481993 + ... + 104482760.

Almost surely, 280242465152 is an apocalyptic number.

It is an amenable number.

80242465152 is an abundant number, since it is smaller than the sum of its proper divisors (132901583928).

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

80242465152 is a wasteful number, since it uses less digits than its factorization.

80242465152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208964770 (or 208964758 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 39.

The spelling of 80242465152 in words is "eighty billion, two hundred forty-two million, four hundred sixty-five thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 384 208964753 417929506 626894259 835859012 1253788518 1671718024 2507577036 3343436048 5015154072 6686872096 10030308144 13373744192 20060616288 26747488384 40121232576 80242465152