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80242465153 = 17297910120399
BaseRepresentation
bin100101010111011010…
…0101101100110000001
321200010020100120122211
41022232310231212001
52303314032341103
6100510214302121
75540324462044
oct1125664554601
9250106316584
1080242465153
1131037863804
1213675057941
13774a439a16
143c53052c5b
15214991536d
hex12aed2d981

80242465153 has 32 divisors (see below), whose sum is σ = 89890560000. Its totient is φ = 71278771200.

The previous prime is 80242465151. The next prime is 80242465157. The reversal of 80242465153 is 35156424208.

It is a cyclic number.

It is not a de Polignac number, because 80242465153 - 21 = 80242465151 is a prime.

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

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3923448 + ... + 3943846.

It is an arithmetic number, because the mean of its divisors is an integer number (2809080000).

Almost surely, 280242465153 is an apocalyptic number.

It is an amenable number.

80242465153 is a deficient number, since it is larger than the sum of its proper divisors (9648094847).

80242465153 is a wasteful number, since it uses less digits than its factorization.

80242465153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20625.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 80242465153 in words is "eighty billion, two hundred forty-two million, four hundred sixty-five thousand, one hundred fifty-three".

Divisors: 1 17 29 79 101 493 1343 1717 2291 2929 7979 20399 38947 49793 135643 231391 346783 591571 1611521 2060299 3933647 10056707 27395857 35025083 46734109 59748671 162763621 794479853 1015727407 2766981557 4720145009 80242465153