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80351415307 = 4713991222019
BaseRepresentation
bin100101011010101010…
…0010100110000001011
321200101211100211011201
41022311110110300023
52304024430242212
6100525105405031
75543116522012
oct1126524246013
9250354324151
1080351415307
1131093308659
12136a5639777
137766b95277
143c636d3a79
152154286b57
hex12b5514c0b

80351415307 has 8 divisors (see below), whose sum is σ = 82119744000. Its totient is φ = 78585533544.

The previous prime is 80351415289. The next prime is 80351415323. The reversal of 80351415307 is 70351415308.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-80351415307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80351412307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545257 + ... + 676762.

It is an arithmetic number, because the mean of its divisors is an integer number (10264968000).

Almost surely, 280351415307 is an apocalyptic number.

80351415307 is a deficient number, since it is larger than the sum of its proper divisors (1768328693).

80351415307 is a wasteful number, since it uses less digits than its factorization.

80351415307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223465.

The product of its (nonzero) digits is 50400, while the sum is 37.

Subtracting from 80351415307 its reverse (70351415308), we obtain a palindrome (9999999999).

The spelling of 80351415307 in words is "eighty billion, three hundred fifty-one million, four hundred fifteen thousand, three hundred seven".

Divisors: 1 47 1399 65753 1222019 57434893 1709604581 80351415307