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470236680 = 233251306213
BaseRepresentation
bin11100000001110…
…011111000001000
31012202211111110100
4130001303320020
51430340033210
6114354445400
714436642264
oct3401637010
91182744410
10470236680
11221488861
12111593860
1376563a74
14466490a4
152b4395c0
hex1c073e08

470236680 has 48 divisors (see below), whose sum is σ = 1528270380. Its totient is φ = 125396352.

The previous prime is 470236673. The next prime is 470236717. The reversal of 470236680 is 86632074.

It can be written as a sum of positive squares in 2 ways, for example, as 468895716 + 1340964 = 21654^2 + 1158^2 .

It is a super-2 number, since 2×4702366802 = 442245070434844800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 652747 + ... + 653466.

Almost surely, 2470236680 is an apocalyptic number.

470236680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

470236680 is an abundant number, since it is smaller than the sum of its proper divisors (1058033700).

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

470236680 is a wasteful number, since it uses less digits than its factorization.

470236680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306230 (or 1306223 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 470236680 is about 21684.9413188046. The cubic root of 470236680 is about 777.6284972156.

The spelling of 470236680 in words is "four hundred seventy million, two hundred thirty-six thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 1306213 2612426 3918639 5224852 6531065 7837278 10449704 11755917 13062130 15674556 19593195 23511834 26124260 31349112 39186390 47023668 52248520 58779585 78372780 94047336 117559170 156745560 235118340 470236680