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80126313 = 3109124481
BaseRepresentation
bin1001100011010…
…10000101101001
312120202211122020
410301222011221
5131003020223
611541215053
71662030261
oct461520551
9176684566
1080126313
11412580a3
1222a01489
13137a5a27
14a8da7a1
15707b1e3
hex4c6a169

80126313 has 8 divisors (see below), whose sum is σ = 106937376. Its totient is φ = 53366400.

The previous prime is 80126309. The next prime is 80126323. The reversal of 80126313 is 31362108.

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

It is not a de Polignac number, because 80126313 - 22 = 80126309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80126323) 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, 8968 + ... + 15513.

It is an arithmetic number, because the mean of its divisors is an integer number (13367172).

Almost surely, 280126313 is an apocalyptic number.

It is an amenable number.

80126313 is a deficient number, since it is larger than the sum of its proper divisors (26811063).

80126313 is a wasteful number, since it uses less digits than its factorization.

80126313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25575.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 80126313 is about 8951.3302363392. The cubic root of 80126313 is about 431.1135963478.

The spelling of 80126313 in words is "eighty million, one hundred twenty-six thousand, three hundred thirteen".

Divisors: 1 3 1091 3273 24481 73443 26708771 80126313