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380948976 = 24322645479
BaseRepresentation
bin10110101101001…
…101000111110000
3222112211012202100
4112231031013300
51240010331401
6101445020400
712304004262
oct2655150760
9875735670
10380948976
11186043671
12a76b4700
1360c010c5
1438845b32
152369db86
hex16b4d1f0

380948976 has 30 divisors (see below), whose sum is σ = 1066128440. Its totient is φ = 126982944.

The previous prime is 380948969. The next prime is 380948983. The reversal of 380948976 is 679849083.

It is an interprime number because it is at equal distance from previous prime (380948969) and next prime (380948983).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1322596 + ... + 1322883.

Almost surely, 2380948976 is an apocalyptic number.

380948976 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

380948976 is an abundant number, since it is smaller than the sum of its proper divisors (685179464).

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

380948976 is a wasteful number, since it uses less digits than its factorization.

380948976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2645493 (or 2645484 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 380948976 is about 19517.9142328272. The cubic root of 380948976 is about 724.9180888831.

It can be divided in two parts, 380948 and 976, that added together give a square (381924 = 6182).

The spelling of 380948976 in words is "three hundred eighty million, nine hundred forty-eight thousand, nine hundred seventy-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 2645479 5290958 7936437 10581916 15872874 21163832 23809311 31745748 42327664 47618622 63491496 95237244 126982992 190474488 380948976