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48803013 = 3371491733
BaseRepresentation
bin1011101000101…
…0110011000101
310101211110011000
42322022303011
544443144023
64502003513
71131550560
oct272126305
9111743130
1048803013
1125603476
1214416599
13a15962c
1466a54d7
154440243
hex2e8acc5

48803013 has 32 divisors (see below), whose sum is σ = 83232000. Its totient is φ = 27684288.

The previous prime is 48803011. The next prime is 48803023. The reversal of 48803013 is 31030884.

48803013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 48803013 - 21 = 48803011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48803011) 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 31 ways as a sum of consecutive naturals, for example, 27295 + ... + 29027.

It is an arithmetic number, because the mean of its divisors is an integer number (2601000).

Almost surely, 248803013 is an apocalyptic number.

It is an amenable number.

48803013 is a deficient number, since it is larger than the sum of its proper divisors (34428987).

48803013 is a wasteful number, since it uses less digits than its factorization.

48803013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1898 (or 1892 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 48803013 is about 6985.9153301482. The cubic root of 48803013 is about 365.4395480287.

Adding to 48803013 its reverse (31030884), we get a palindrome (79833897).

The spelling of 48803013 in words is "forty-eight million, eight hundred three thousand, thirteen".

Divisors: 1 3 7 9 21 27 63 149 189 447 1043 1341 1733 3129 4023 5199 9387 12131 15597 28161 36393 46791 109179 258217 327537 774651 1807519 2323953 5422557 6971859 16267671 48803013