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312000116 = 22176175217
BaseRepresentation
bin10010100110001…
…011111001110100
3210202002020200212
4102212023321310
51114333000431
650543124552
710505646221
oct2246137164
9722066625
10312000116
1115013033a
12885a3758
134c83cb6c
142d618948
151c5ce72b
hex1298be74

312000116 has 24 divisors (see below), whose sum is σ = 587603016. Its totient is φ = 144414720.

The previous prime is 312000097. The next prime is 312000127. The reversal of 312000116 is 611000213.

It can be written as a sum of positive squares in 4 ways, for example, as 336400 + 311663716 = 580^2 + 17654^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 312000116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33461 + ... + 41756.

It is an arithmetic number, because the mean of its divisors is an integer number (24483459).

Almost surely, 2312000116 is an apocalyptic number.

It is an amenable number.

312000116 is a deficient number, since it is larger than the sum of its proper divisors (275602900).

312000116 is a wasteful number, since it uses less digits than its factorization.

312000116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75299 (or 75297 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 312000116 is about 17663.5250162588. The cubic root of 312000116 is about 678.2423726585.

Adding to 312000116 its reverse (611000213), we get a palindrome (923000329).

The spelling of 312000116 in words is "three hundred twelve million, one hundred sixteen", and thus it is an aban number.

Divisors: 1 2 4 17 34 61 68 122 244 1037 2074 4148 75217 150434 300868 1278689 2557378 4588237 5114756 9176474 18352948 78000029 156000058 312000116