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48952845 = 3251087841
BaseRepresentation
bin1011101010111…
…1011000001101
310102010001200100
42322233120031
5100012442340
64505121313
71133043444
oct272573015
9112101610
1048952845
11256a5aa7
1214489239
13a1ac8a6
146703d5b
15446e830
hex2eaf60d

48952845 has 12 divisors (see below), whose sum is σ = 84851676. Its totient is φ = 26108160.

The previous prime is 48952823. The next prime is 48952853. The reversal of 48952845 is 54825984.

48952845 is a `hidden beast` number, since 4 + 89 + 528 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 36036009 + 12916836 = 6003^2 + 3594^2 .

It is not a de Polignac number, because 48952845 - 213 = 48944653 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1087841 = 48952845 / (4 + 8 + 9 + 5 + 2 + 8 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 48952845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 543876 + ... + 543965.

It is an arithmetic number, because the mean of its divisors is an integer number (7070973).

Almost surely, 248952845 is an apocalyptic number.

48952845 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

48952845 is a deficient number, since it is larger than the sum of its proper divisors (35898831).

48952845 is a wasteful number, since it uses less digits than its factorization.

48952845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087852 (or 1087849 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The square root of 48952845 is about 6996.6309749765. The cubic root of 48952845 is about 365.8131492725.

The spelling of 48952845 in words is "forty-eight million, nine hundred fifty-two thousand, eight hundred forty-five".

Divisors: 1 3 5 9 15 45 1087841 3263523 5439205 9790569 16317615 48952845