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48641957 = 7213194019
BaseRepresentation
bin1011100110001…
…1011110100101
310101112021012222
42321203132211
544423020312
64454322125
71130310200
oct271433645
9111467188
1048641957
1125503471
1214359345
13a101230
146662937
15440c672
hex2e637a5

48641957 has 24 divisors (see below), whose sum is σ = 64159200. Its totient is φ = 36451296.

The previous prime is 48641927. The next prime is 48641977. The reversal of 48641957 is 75914684.

It is not a de Polignac number, because 48641957 - 26 = 48641893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48641917) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10094 + ... + 14112.

It is an arithmetic number, because the mean of its divisors is an integer number (2673300).

Almost surely, 248641957 is an apocalyptic number.

It is an amenable number.

48641957 is a deficient number, since it is larger than the sum of its proper divisors (15517243).

48641957 is a wasteful number, since it uses less digits than its factorization.

48641957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4065 (or 4058 counting only the distinct ones).

The product of its digits is 241920, while the sum is 44.

The square root of 48641957 is about 6974.3786103136. The cubic root of 48641957 is about 365.0371063796.

The spelling of 48641957 in words is "forty-eight million, six hundred forty-one thousand, nine hundred fifty-seven".

Divisors: 1 7 13 19 49 91 133 247 637 931 1729 4019 12103 28133 52247 76361 196931 365729 534527 992693 2560103 3741689 6948851 48641957