Search a number
-
+
130274488 = 2319857069
BaseRepresentation
bin1111100001111…
…01010010111000
3100002010122000001
413300331102320
5231322240423
620532122344
73141213001
oct760752270
9302118001
10130274488
116759a173
12377663b4
1320cb36c6
14134321a8
15b684cad
hex7c3d4b8

130274488 has 16 divisors (see below), whose sum is σ = 257121000. Its totient is φ = 61708896.

The previous prime is 130274453. The next prime is 130274489. The reversal of 130274488 is 884472031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130274489) 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, 428383 + ... + 428686.

Almost surely, 2130274488 is an apocalyptic number.

It is an amenable number.

130274488 is a deficient number, since it is larger than the sum of its proper divisors (126846512).

130274488 is a wasteful number, since it uses less digits than its factorization.

130274488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857094 (or 857090 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 130274488 is about 11413.7849988512. The cubic root of 130274488 is about 506.9359898544.

The spelling of 130274488 in words is "one hundred thirty million, two hundred seventy-four thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 19 38 76 152 857069 1714138 3428276 6856552 16284311 32568622 65137244 130274488