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80317048 = 2375327061
BaseRepresentation
bin1001100100110…
…00101001111000
312121010112021111
410302120221320
5131030121143
611545250104
71663453330
oct462305170
9177115244
1080317048
1141378429
1222a93934
13138417a6
14a94a0c0
1570b799d
hex4c98a78

80317048 has 32 divisors (see below), whose sum is σ = 175361760. Its totient is φ = 33770880.

The previous prime is 80317043. The next prime is 80317057. The reversal of 80317048 is 84071308.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80317043) 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, 10563 + ... + 16498.

It is an arithmetic number, because the mean of its divisors is an integer number (5480055).

Almost surely, 280317048 is an apocalyptic number.

It is an amenable number.

80317048 is an abundant number, since it is smaller than the sum of its proper divisors (95044712).

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

80317048 is a wasteful number, since it uses less digits than its factorization.

80317048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27127 (or 27123 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 80317048 is about 8961.9779066900. The cubic root of 80317048 is about 431.4554037123.

The spelling of 80317048 in words is "eighty million, three hundred seventeen thousand, forty-eight".

Divisors: 1 2 4 7 8 14 28 53 56 106 212 371 424 742 1484 2968 27061 54122 108244 189427 216488 378854 757708 1434233 1515416 2868466 5736932 10039631 11473864 20079262 40158524 80317048