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316497804 = 22373767831
BaseRepresentation
bin10010110111010…
…101111110001100
3211001112202100220
4102313111332030
51122010412204
651223351340
710562121060
oct2267257614
9731482326
10316497804
11152722537
1289bb2550
135075610c
1430069aa0
151cbbc1d9
hex12dd5f8c

316497804 has 24 divisors (see below), whose sum is σ = 843994368. Its totient is φ = 90427920.

The previous prime is 316497803. The next prime is 316497809. The reversal of 316497804 is 408794613.

316497804 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (316497803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1883832 + ... + 1883999.

It is an arithmetic number, because the mean of its divisors is an integer number (35166432).

Almost surely, 2316497804 is an apocalyptic number.

It is an amenable number.

316497804 is an abundant number, since it is smaller than the sum of its proper divisors (527496564).

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

316497804 is a wasteful number, since it uses less digits than its factorization.

316497804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3767845 (or 3767843 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 316497804 is about 17790.3851560330. The cubic root of 316497804 is about 681.4859402835.

The spelling of 316497804 in words is "three hundred sixteen million, four hundred ninety-seven thousand, eight hundred four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 3767831 7535662 11303493 15071324 22606986 26374817 45213972 52749634 79124451 105499268 158248902 316497804