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2313207 = 3213171163
BaseRepresentation
bin1000110100101111110111
311100112010100
420310233313
51043010312
6121325143
725443021
oct10645767
94315110
102313207
11133aa46
129367b3
1362cb80
14443011
1530a5dc
hex234bf7

2313207 has 24 divisors (see below), whose sum is σ = 3813264. Its totient is φ = 1338624.

The previous prime is 2313197. The next prime is 2313211. The reversal of 2313207 is 7023132.

It is not a de Polignac number, because 2313207 - 28 = 2312951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2313207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1408 + ... + 2570.

It is an arithmetic number, because the mean of its divisors is an integer number (158886).

22313207 is an apocalyptic number.

2313207 is a deficient number, since it is larger than the sum of its proper divisors (1500057).

2313207 is a wasteful number, since it uses less digits than its factorization.

2313207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199 (or 1196 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 2313207 is about 1520.9230749778. The cubic root of 2313207 is about 132.2527869406.

Adding to 2313207 its reverse (7023132), we get a palindrome (9336339).

The spelling of 2313207 in words is "two million, three hundred thirteen thousand, two hundred seven".

Divisors: 1 3 9 13 17 39 51 117 153 221 663 1163 1989 3489 10467 15119 19771 45357 59313 136071 177939 257023 771069 2313207