Search a number
-
+
48131061 = 31143107317
BaseRepresentation
bin1011011110011…
…0101111110101
310100120022101220
42313212233311
544310143221
64435340553
71123051536
oct267465765
9110508356
1048131061
1125194640
1214151759
139c82824
14656c68d
15435b0c6
hex2de6bf5

48131061 has 32 divisors (see below), whose sum is σ = 72534528. Its totient is φ = 28136640.

The previous prime is 48131059. The next prime is 48131071. The reversal of 48131061 is 16013184.

It is not a de Polignac number, because 48131061 - 21 = 48131059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48131011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151675 + ... + 151991.

It is an arithmetic number, because the mean of its divisors is an integer number (2266704).

Almost surely, 248131061 is an apocalyptic number.

It is an amenable number.

48131061 is a deficient number, since it is larger than the sum of its proper divisors (24403467).

48131061 is a wasteful number, since it uses less digits than its factorization.

48131061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 48131061 is about 6937.6552955592. The cubic root of 48131061 is about 363.7545869215.

The spelling of 48131061 in words is "forty-eight million, one hundred thirty-one thousand, sixty-one".

Divisors: 1 3 11 33 43 107 129 317 321 473 951 1177 1419 3487 3531 4601 10461 13631 13803 33919 40893 50611 101757 149941 151833 373109 449823 1119327 1458517 4375551 16043687 48131061