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48369980 = 2256736097
BaseRepresentation
bin1011100010000…
…1000100111100
310101000110010202
42320201010330
544340314410
64444423032
71125065231
oct270410474
9111013122
1048369980
112533809a
1214247a78
13a0374b9
1465d1788
1543a6ca5
hex2e2113c

48369980 has 24 divisors (see below), whose sum is σ = 103095888. Its totient is φ = 19058688.

The previous prime is 48369967. The next prime is 48370027. The reversal of 48369980 is 8996384.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 16709 + ... + 19388.

It is an arithmetic number, because the mean of its divisors is an integer number (4295662).

Almost surely, 248369980 is an apocalyptic number.

It is an amenable number.

48369980 is an abundant number, since it is smaller than the sum of its proper divisors (54725908).

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

48369980 is a wasteful number, since it uses less digits than its factorization.

48369980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36173 (or 36171 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 48369980 is about 6954.8529819113. The cubic root of 48369980 is about 364.3554773112.

The spelling of 48369980 in words is "forty-eight million, three hundred sixty-nine thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 67 134 268 335 670 1340 36097 72194 144388 180485 360970 721940 2418499 4836998 9673996 12092495 24184990 48369980