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48719892 = 223131718371
BaseRepresentation
bin1011100111011…
…0100000010100
310101200020010110
42321312200110
544433014032
64500123020
71131053334
oct271664024
9111606113
1048719892
1125556a81
1214396470
13a12a850
1466830c4
1544257cc
hex2e76814

48719892 has 48 divisors (see below), whose sum is σ = 129632832. Its totient is φ = 14108160.

The previous prime is 48719887. The next prime is 48719893. The reversal of 48719892 is 29891784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48719893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6534 + ... + 11837.

It is an arithmetic number, because the mean of its divisors is an integer number (2700684).

Almost surely, 248719892 is an apocalyptic number.

It is an amenable number.

48719892 is an abundant number, since it is smaller than the sum of its proper divisors (80912940).

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

48719892 is a wasteful number, since it uses less digits than its factorization.

48719892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18408 (or 18406 counting only the distinct ones).

The product of its digits is 290304, while the sum is 48.

The square root of 48719892 is about 6979.9636102203. The cubic root of 48719892 is about 365.2319586445.

The spelling of 48719892 in words is "forty-eight million, seven hundred nineteen thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 12 13 17 26 34 39 51 52 68 78 102 156 204 221 442 663 884 1326 2652 18371 36742 55113 73484 110226 220452 238823 312307 477646 624614 716469 936921 955292 1249228 1432938 1873842 2865876 3747684 4059991 8119982 12179973 16239964 24359946 48719892