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48884420 = 22513188017
BaseRepresentation
bin1011101001111…
…0101011000100
310101222120211002
42322132223010
5100003300140
64503432432
71132340114
oct272365304
9111876732
1048884420
1125659652
1214455718
13a1876c0
1466c7044
154459415
hex2e9eac4

48884420 has 24 divisors (see below), whose sum is σ = 110554584. Its totient is φ = 18049536.

The previous prime is 48884419. The next prime is 48884441. The reversal of 48884420 is 2448884.

It can be written as a sum of positive squares in 4 ways, for example, as 1577536 + 47306884 = 1256^2 + 6878^2 .

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

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, 93749 + ... + 94268.

It is an arithmetic number, because the mean of its divisors is an integer number (4606441).

Almost surely, 248884420 is an apocalyptic number.

It is an amenable number.

48884420 is an abundant number, since it is smaller than the sum of its proper divisors (61670164).

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

48884420 is a wasteful number, since it uses less digits than its factorization.

48884420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188039 (or 188037 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 38.

The square root of 48884420 is about 6991.7394116200. The cubic root of 48884420 is about 365.6426284631.

The spelling of 48884420 in words is "forty-eight million, eight hundred eighty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 188017 376034 752068 940085 1880170 2444221 3760340 4888442 9776884 12221105 24442210 48884420