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316051045 = 5312637753
BaseRepresentation
bin10010110101101…
…000111001100101
3211000201001112021
4102311220321211
51121402113140
651210023141
710555250422
oct2265507145
9730631467
10316051045
11152447912
1289a17ab1
135062a96b
142dd90d49
151cb2eb4a
hex12d68e65

316051045 has 16 divisors (see below), whose sum is σ = 393034752. Its totient is φ = 243722880.

The previous prime is 316051039. The next prime is 316051049. The reversal of 316051045 is 540150613.

It is not a de Polignac number, because 316051045 - 25 = 316051013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316051049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36889 + ... + 44641.

It is an arithmetic number, because the mean of its divisors is an integer number (24564672).

Almost surely, 2316051045 is an apocalyptic number.

It is an amenable number.

316051045 is a deficient number, since it is larger than the sum of its proper divisors (76983707).

316051045 is a wasteful number, since it uses less digits than its factorization.

316051045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8052.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 316051045 is about 17777.8245294524. The cubic root of 316051045 is about 681.1651341132.

The spelling of 316051045 in words is "three hundred sixteen million, fifty-one thousand, forty-five".

Divisors: 1 5 31 155 263 1315 7753 8153 38765 40765 240343 1201715 2039039 10195195 63210209 316051045