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307080852 = 223131968467
BaseRepresentation
bin10010010011011…
…010111010010100
3210101211022201220
4102103122322110
51112103041402
650245450340
710416100311
oct2223327224
9711738656
10307080852
11148380431
1286a109b0
134b809a60
142cad7d08
151be5bdbc
hex124dae94

307080852 has 24 divisors (see below), whose sum is σ = 771639456. Its totient is φ = 94486368.

The previous prime is 307080847. The next prime is 307080863. The reversal of 307080852 is 258080703.

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, 984078 + ... + 984389.

It is an arithmetic number, because the mean of its divisors is an integer number (32151644).

Almost surely, 2307080852 is an apocalyptic number.

It is an amenable number.

307080852 is an abundant number, since it is smaller than the sum of its proper divisors (464558604).

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

307080852 is a wasteful number, since it uses less digits than its factorization.

307080852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968487 (or 1968485 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 307080852 is about 17523.7225497324. The cubic root of 307080852 is about 674.6588871805.

The spelling of 307080852 in words is "three hundred seven million, eighty thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 1968467 3936934 5905401 7873868 11810802 23621604 25590071 51180142 76770213 102360284 153540426 307080852