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49058980 = 2252452949
BaseRepresentation
bin1011101100100…
…1010010100100
310102022110021021
42323021102210
5100024341410
64511300524
71133665045
oct273112244
9112273237
1049058980
1125768813
121451a744
13a218ca9
1467308cc
154490eda
hex2ec94a4

49058980 has 12 divisors (see below), whose sum is σ = 103023900. Its totient is φ = 19623584.

The previous prime is 49058963. The next prime is 49058983. The reversal of 49058980 is 8985094.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18852964 + 30206016 = 4342^2 + 5496^2 .

It is not an unprimeable number, because it can be changed into a prime (49058983) 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, 1226455 + ... + 1226494.

It is an arithmetic number, because the mean of its divisors is an integer number (8585325).

Almost surely, 249058980 is an apocalyptic number.

It is an amenable number.

49058980 is an abundant number, since it is smaller than the sum of its proper divisors (53964920).

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

49058980 is a wasteful number, since it uses less digits than its factorization.

49058980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452958 (or 2452956 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 49058980 is about 7004.2115901792. The cubic root of 49058980 is about 366.0773324404.

The spelling of 49058980 in words is "forty-nine million, fifty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 2452949 4905898 9811796 12264745 24529490 49058980