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48019880 = 2352395023
BaseRepresentation
bin1011011100101…
…1100110101000
310100100122220002
42313023212220
544243114010
64433122132
71122106436
oct267134650
9110318802
1048019880
1125119057
12140b9348
139c4403c
14653dd56
1543381a5
hex2dcb9a8

48019880 has 32 divisors (see below), whose sum is σ = 108518400. Its totient is φ = 19123776.

The previous prime is 48019879. The next prime is 48019891. The reversal of 48019880 is 8891084.

It is a super-5 number, since 5×480198805 (a number of 40 digits) contains 55555 as substring.

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, 7049 + ... + 12071.

It is an arithmetic number, because the mean of its divisors is an integer number (3391200).

Almost surely, 248019880 is an apocalyptic number.

48019880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48019880 is an abundant number, since it is smaller than the sum of its proper divisors (60498520).

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

48019880 is a wasteful number, since it uses less digits than its factorization.

48019880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5273 (or 5269 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 38.

The square root of 48019880 is about 6929.6377971724. The cubic root of 48019880 is about 363.4742843600.

The spelling of 48019880 in words is "forty-eight million, nineteen thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 239 478 956 1195 1912 2390 4780 5023 9560 10046 20092 25115 40184 50230 100460 200920 1200497 2400994 4801988 6002485 9603976 12004970 24009940 48019880