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48490180 = 2255694261
BaseRepresentation
bin1011100011111…
…0011011000100
310101020120000121
42320332123010
544403141210
64451151324
71126105534
oct270763304
9111216017
1048490180
112540a432
12142a5544
13a07a11b
1466234c4
1543cc6da
hex2e3e6c4

48490180 has 24 divisors (see below), whose sum is σ = 102032280. Its totient is φ = 19357440.

The previous prime is 48490163. The next prime is 48490193. The reversal of 48490180 is 8109484.

It can be written as a sum of positive squares in 4 ways, for example, as 8749764 + 39740416 = 2958^2 + 6304^2 .

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, 9250 + ... + 13510.

It is an arithmetic number, because the mean of its divisors is an integer number (4251345).

Almost surely, 248490180 is an apocalyptic number.

It is an amenable number.

48490180 is an abundant number, since it is smaller than the sum of its proper divisors (53542100).

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

48490180 is a wasteful number, since it uses less digits than its factorization.

48490180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4839 (or 4837 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 48490180 is about 6963.4890679888. The cubic root of 48490180 is about 364.6570369486.

The spelling of 48490180 in words is "forty-eight million, four hundred ninety thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 569 1138 2276 2845 4261 5690 8522 11380 17044 21305 42610 85220 2424509 4849018 9698036 12122545 24245090 48490180