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80436017307 = 3373110964817
BaseRepresentation
bin100101011101001011…
…1000011100010011011
321200121201120001022010
41022322113003202123
52304213110023212
6100541331001003
75545164603042
oct1127227034233
9250551501263
1080436017307
1131127042368
1213709a39163
13777b577219
143c70a37559
15215b8e903c
hex12ba5c389b

80436017307 has 16 divisors (see below), whose sum is σ = 107634178080. Its totient is φ = 53431199232.

The previous prime is 80436017287. The next prime is 80436017339. The reversal of 80436017307 is 70371063408.

It is not a de Polignac number, because 80436017307 - 214 = 80436000923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80436017357) 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 15 ways as a sum of consecutive naturals, for example, 1208563 + ... + 1273379.

It is an arithmetic number, because the mean of its divisors is an integer number (6727136130).

Almost surely, 280436017307 is an apocalyptic number.

80436017307 is a deficient number, since it is larger than the sum of its proper divisors (27198160773).

80436017307 is a wasteful number, since it uses less digits than its factorization.

80436017307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66302.

The product of its (nonzero) digits is 84672, while the sum is 39.

The spelling of 80436017307 in words is "eighty billion, four hundred thirty-six million, seventeen thousand, three hundred seven".

Divisors: 1 3 373 1109 1119 3327 64817 194451 413657 1240971 24176741 71882053 72530223 215646159 26812005769 80436017307