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316069998 = 2373721621
BaseRepresentation
bin10010110101101…
…101100001101110
3211000202000112020
4102311231201232
51121403214443
651210251010
710555356606
oct2265554156
9730660466
10316069998
11152460082
1289a26a66
135063648a
142dd97c06
151cb35583
hex12d6d86e

316069998 has 16 divisors (see below), whose sum is σ = 640800336. Its totient is φ = 103913280.

The previous prime is 316069991. The next prime is 316070003. The reversal of 316069998 is 899960613.

It is a self number, because there is not a number n which added to its sum of digits gives 316069998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316069991) 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, 360373 + ... + 361248.

It is an arithmetic number, because the mean of its divisors is an integer number (40050021).

Almost surely, 2316069998 is an apocalyptic number.

316069998 is an abundant number, since it is smaller than the sum of its proper divisors (324730338).

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

316069998 is a wasteful number, since it uses less digits than its factorization.

316069998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721699.

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 316069998 is about 17778.3575731843. The cubic root of 316069998 is about 681.1787499145.

The spelling of 316069998 in words is "three hundred sixteen million, sixty-nine thousand, nine hundred ninety-eight".

Divisors: 1 2 3 6 73 146 219 438 721621 1443242 2164863 4329726 52678333 105356666 158034999 316069998