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296972520 = 233513190367
BaseRepresentation
bin10001101100110…
…111000011101000
3202200210202201020
4101230313003220
51102011110040
645245052440
710234140045
oct2154670350
9680722636
10296972520
111426a6939
1283557120
13496aaab0
142b6261cc
151b111cd0
hex11b370e8

296972520 has 64 divisors (see below), whose sum is σ = 959454720. Its totient is φ = 73100544.

The previous prime is 296972497. The next prime is 296972521. The reversal of 296972520 is 25279692.

It is not an unprimeable number, because it can be changed into a prime (296972521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93624 + ... + 96743.

It is an arithmetic number, because the mean of its divisors is an integer number (14991480).

Almost surely, 2296972520 is an apocalyptic number.

296972520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

296972520 is an abundant number, since it is smaller than the sum of its proper divisors (662482200).

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

296972520 is a wasteful number, since it uses less digits than its factorization.

296972520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190394 (or 190390 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 296972520 is about 17232.8906455069. The cubic root of 296972520 is about 667.1734491042.

The spelling of 296972520 in words is "two hundred ninety-six million, nine hundred seventy-two thousand, five hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 195 260 312 390 520 780 1560 190367 380734 571101 761468 951835 1142202 1522936 1903670 2284404 2474771 2855505 3807340 4568808 4949542 5711010 7424313 7614680 9899084 11422020 12373855 14848626 19798168 22844040 24747710 29697252 37121565 49495420 59394504 74243130 98990840 148486260 296972520