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2313313312 = 25431681187
BaseRepresentation
bin1000100111100010…
…0101110000100000
312222012220111021211
42021320211300200
514214202011222
61021314155504
7111216560452
oct21170456040
95865814254
102313313312
11a87894592
12546882b94
132ab356b5b
1417d3362d2
15d8151277
hex89e25c20

2313313312 has 24 divisors (see below), whose sum is σ = 4660253136. Its totient is φ = 1129756992.

The previous prime is 2313313271. The next prime is 2313313333. The reversal of 2313313312 is 2133133132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 839218 + ... + 841969.

It is an arithmetic number, because the mean of its divisors is an integer number (194177214).

Almost surely, 22313313312 is an apocalyptic number.

It is an amenable number.

2313313312 is an abundant number, since it is smaller than the sum of its proper divisors (2346939824).

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

2313313312 is a wasteful number, since it uses less digits than its factorization.

2313313312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1681240 (or 1681232 counting only the distinct ones).

The product of its digits is 972, while the sum is 22.

The square root of 2313313312 is about 48096.9158262773. The cubic root of 2313313312 is about 1322.5481296516.

Adding to 2313313312 its reverse (2133133132), we get a palindrome (4446446444).

The spelling of 2313313312 in words is "two billion, three hundred thirteen million, three hundred thirteen thousand, three hundred twelve".

Divisors: 1 2 4 8 16 32 43 86 172 344 688 1376 1681187 3362374 6724748 13449496 26898992 53797984 72291041 144582082 289164164 578328328 1156656656 2313313312