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48752780 = 2252437639
BaseRepresentation
bin1011100111111…
…0100010001100
310101201220020112
42321332202030
544440042110
64500535152
71131251246
oct271764214
9111656215
1048752780
112557975a
12143b14b8
13a13c7cb
146691096
154430405
hex2e7e88c

48752780 has 12 divisors (see below), whose sum is σ = 102380880. Its totient is φ = 19501104.

The previous prime is 48752777. The next prime is 48752783. The reversal of 48752780 is 8725784.

It is an interprime number because it is at equal distance from previous prime (48752777) and next prime (48752783).

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (48752783) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1218800 + ... + 1218839.

It is an arithmetic number, because the mean of its divisors is an integer number (8531740).

Almost surely, 248752780 is an apocalyptic number.

It is an amenable number.

48752780 is an abundant number, since it is smaller than the sum of its proper divisors (53628100).

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

48752780 is a wasteful number, since it uses less digits than its factorization.

48752780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2437648 (or 2437646 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 41.

The square root of 48752780 is about 6982.3190989814. The cubic root of 48752780 is about 365.3141225298.

The spelling of 48752780 in words is "forty-eight million, seven hundred fifty-two thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 2437639 4875278 9750556 12188195 24376390 48752780