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48628631 = 304115991
BaseRepresentation
bin1011100110000…
…0001110010111
310101111120221102
42321200032113
544422104011
64454140315
71130223302
oct271401627
9111446842
1048628631
11254a4457
121435169b
13a0c814c
14665bb39
15440873b
hex2e60397

48628631 has 4 divisors (see below), whose sum is σ = 48647664. Its totient is φ = 48609600.

The previous prime is 48628627. The next prime is 48628637. The reversal of 48628631 is 13682684.

It is a happy number.

48628631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48628631 - 22 = 48628627 is a prime.

It is a super-2 number, since 2×486286312 = 4729487505868322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48628637) 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 3 ways as a sum of consecutive naturals, for example, 4955 + ... + 11036.

It is an arithmetic number, because the mean of its divisors is an integer number (12161916).

Almost surely, 248628631 is an apocalyptic number.

48628631 is a deficient number, since it is larger than the sum of its proper divisors (19033).

48628631 is a wasteful number, since it uses less digits than its factorization.

48628631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19032.

The product of its digits is 55296, while the sum is 38.

The square root of 48628631 is about 6973.4231909443. The cubic root of 48628631 is about 365.0037680227.

The spelling of 48628631 in words is "forty-eight million, six hundred twenty-eight thousand, six hundred thirty-one".

Divisors: 1 3041 15991 48628631