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48968980 = 2258572857
BaseRepresentation
bin1011101011001…
…1010100010100
310102010212210221
42322303110110
5100014001410
64505324124
71133141464
oct272632424
9112125727
1048968980
1125707135
1214496644
13a1b7038
146709ba4
1544744da
hex2eb3514

48968980 has 24 divisors (see below), whose sum is σ = 102990888. Its totient is φ = 19557888.

The previous prime is 48968977. The next prime is 48968989. The reversal of 48968980 is 8986984.

48968980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 18696976 + 30272004 = 4324^2 + 5502^2 .

It is a super-2 number, since 2×489689802 = 4795922004480800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48968989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15712 + ... + 18568.

It is an arithmetic number, because the mean of its divisors is an integer number (4291287).

Almost surely, 248968980 is an apocalyptic number.

It is an amenable number.

48968980 is an abundant number, since it is smaller than the sum of its proper divisors (54021908).

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

48968980 is a wasteful number, since it uses less digits than its factorization.

48968980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3723 (or 3721 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 52.

The square root of 48968980 is about 6997.7839349325. The cubic root of 48968980 is about 365.8533358834.

The spelling of 48968980 in words is "forty-eight million, nine hundred sixty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 857 1714 2857 3428 4285 5714 8570 11428 14285 17140 28570 57140 2448449 4896898 9793796 12242245 24484490 48968980