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48719261 = 242320107
BaseRepresentation
bin1011100111011…
…0010110011101
310101200012021002
42321312112131
544433004021
64500120045
71131051443
oct271662635
9111605232
1048719261
1125556558
1214396025
13a12a486
146682b93
15442550b
hex2e7659d

48719261 has 4 divisors (see below), whose sum is σ = 48741792. Its totient is φ = 48696732.

The previous prime is 48719201. The next prime is 48719291. The reversal of 48719261 is 16291784.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48719261 - 210 = 48718237 is a prime.

It is a super-2 number, since 2×487192612 = 4747132784772242, 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 (48719201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7631 + ... + 12476.

It is an arithmetic number, because the mean of its divisors is an integer number (12185448).

Almost surely, 248719261 is an apocalyptic number.

It is an amenable number.

48719261 is a deficient number, since it is larger than the sum of its proper divisors (22531).

48719261 is a wasteful number, since it uses less digits than its factorization.

48719261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22530.

The product of its digits is 24192, while the sum is 38.

The square root of 48719261 is about 6979.9184092653. The cubic root of 48719261 is about 365.2303818597.

The spelling of 48719261 in words is "forty-eight million, seven hundred nineteen thousand, two hundred sixty-one".

Divisors: 1 2423 20107 48719261