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1307252 = 22714603
BaseRepresentation
bin100111111001001110100
32110102012202
410333021310
5313313002
644004032
714053142
oct4771164
92412182
101307252
11813181
12530618
1336a02b
14260592
151ac502
hex13f274

1307252 has 12 divisors (see below), whose sum is σ = 2320416. Its totient is φ = 644280.

The previous prime is 1307221. The next prime is 1307261. The reversal of 1307252 is 2527031.

It is a congruent number.

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, 2018 + ... + 2585.

It is an arithmetic number, because the mean of its divisors is an integer number (193368).

21307252 is an apocalyptic number.

It is an amenable number.

1307252 is a deficient number, since it is larger than the sum of its proper divisors (1013164).

1307252 is a wasteful number, since it uses less digits than its factorization.

1307252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4678 (or 4676 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 1307252 is about 1143.3512146318. The cubic root of 1307252 is about 109.3418552086.

The spelling of 1307252 in words is "one million, three hundred seven thousand, two hundred fifty-two".

Divisors: 1 2 4 71 142 284 4603 9206 18412 326813 653626 1307252