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49958000 = 245324979
BaseRepresentation
bin1011111010010…
…0110001110000
310111000010111022
42332210301300
5100242124000
64542435012
71144431101
oct276446160
9114003438
1049958000
1126222204
1214892a68
13a472261
1468c63a8
1545bc585
hex2fa4c70

49958000 has 40 divisors (see below), whose sum is σ = 120803280. Its totient is φ = 19982400.

The previous prime is 49957993. The next prime is 49958003. The reversal of 49958000 is 85994.

49958000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49958003) 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, 10490 + ... + 14489.

It is an arithmetic number, because the mean of its divisors is an integer number (3020082).

Almost surely, 249958000 is an apocalyptic number.

49958000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49958000 is an abundant number, since it is smaller than the sum of its proper divisors (70845280).

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

49958000 is a wasteful number, since it uses less digits than its factorization.

49958000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25002 (or 24986 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 49958000 is about 7068.0973394542. The cubic root of 49958000 is about 368.2999680858.

The spelling of 49958000 in words is "forty-nine million, nine hundred fifty-eight thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 1000 2000 24979 49958 99916 124895 199832 249790 399664 499580 624475 999160 1248950 1998320 2497900 3122375 4995800 6244750 9991600 12489500 24979000 49958000