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316070430 = 23513810437
BaseRepresentation
bin10010110101101…
…101101000011110
3211000202001010020
4102311231220132
51121403223210
651210253010
710555361064
oct2265555036
9730661106
10316070430
11152460435
1289a27166
1350636730
142dd98034
151cb35770
hex12d6da1e

316070430 has 32 divisors (see below), whose sum is σ = 816921504. Its totient is φ = 77801856.

The previous prime is 316070401. The next prime is 316070431. The reversal of 316070430 is 34070613.

It is a self number, because there is not a number n which added to its sum of digits gives 316070430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316070431) 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, 404829 + ... + 405608.

It is an arithmetic number, because the mean of its divisors is an integer number (25528797).

Almost surely, 2316070430 is an apocalyptic number.

316070430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

316070430 is an abundant number, since it is smaller than the sum of its proper divisors (500851074).

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

316070430 is a wasteful number, since it uses less digits than its factorization.

316070430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810460.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 316070430 is about 17778.3697227839. The cubic root of 316070430 is about 681.1790602562.

It can be divided in two parts, 3 and 16070430, that multiplied together give a triangular number (48211290 = T9819).

The spelling of 316070430 in words is "three hundred sixteen million, seventy thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 810437 1620874 2431311 4052185 4862622 8104370 10535681 12156555 21071362 24313110 31607043 52678405 63214086 105356810 158035215 316070430