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238056080 = 2454636427
BaseRepresentation
bin11100011000001…
…11001010010000
3121120221111112212
432030013022100
5441420243310
635342211252
75620305023
oct1614071220
9546844485
10238056080
11112416069
1267883b28
133a4200b2
142388b1ba
1515d75205
hexe307290

238056080 has 40 divisors (see below), whose sum is σ = 554762112. Its totient is φ = 95001984.

The previous prime is 238056079. The next prime is 238056101. The reversal of 238056080 is 80650832.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33827 + ... + 40253.

Almost surely, 2238056080 is an apocalyptic number.

238056080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

238056080 is an abundant number, since it is smaller than the sum of its proper divisors (316706032).

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

238056080 is a wasteful number, since it uses less digits than its factorization.

238056080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6903 (or 6897 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 238056080 is about 15429.0660767267. The cubic root of 238056080 is about 619.7641142203.

The spelling of 238056080 in words is "two hundred thirty-eight million, fifty-six thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 463 926 1852 2315 3704 4630 6427 7408 9260 12854 18520 25708 32135 37040 51416 64270 102832 128540 257080 514160 2975701 5951402 11902804 14878505 23805608 29757010 47611216 59514020 119028040 238056080