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48672780 = 22351362401
BaseRepresentation
bin1011100110101…
…1000000001100
310101120211111120
42321223000030
544430012110
64455120540
71130466102
oct271530014
9111524446
1048672780
1125524642
1214373150
13a112280
14666dc72
154416870
hex2e6b00c

48672780 has 48 divisors (see below), whose sum is σ = 146769504. Its totient is φ = 11980800.

The previous prime is 48672773. The next prime is 48672791. The reversal of 48672780 is 8727684.

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 15 ways as a sum of consecutive naturals, for example, 30421 + ... + 31980.

It is an arithmetic number, because the mean of its divisors is an integer number (3057698).

Almost surely, 248672780 is an apocalyptic number.

It is an amenable number.

48672780 is an abundant number, since it is smaller than the sum of its proper divisors (98096724).

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

48672780 is a wasteful number, since it uses less digits than its factorization.

48672780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62426 (or 62424 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 48672780 is about 6976.5879912748. The cubic root of 48672780 is about 365.1141945813.

The spelling of 48672780 in words is "forty-eight million, six hundred seventy-two thousand, seven hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 195 260 390 780 62401 124802 187203 249604 312005 374406 624010 748812 811213 936015 1248020 1622426 1872030 2433639 3244852 3744060 4056065 4867278 8112130 9734556 12168195 16224260 24336390 48672780