Search a number
-
+
12924554928 = 243269261561
BaseRepresentation
bin11000000100101110…
…10000111010110000
31020100201211102021120
430002113100322300
5202432141224203
65534254022240
7635165622105
oct140227207260
936321742246
1012924554928
11553263545a
1226084a7980
1312ac87794c
148a872aaac
155099ecb53
hex3025d0eb0

12924554928 has 20 divisors (see below), whose sum is σ = 33388433688. Its totient is φ = 4308184960.

The previous prime is 12924554921. The next prime is 12924554939. The reversal of 12924554928 is 82945542921.

It is not an unprimeable number, because it can be changed into a prime (12924554921) 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, 134630733 + ... + 134630828.

Almost surely, 212924554928 is an apocalyptic number.

It is an amenable number.

12924554928 is an abundant number, since it is smaller than the sum of its proper divisors (20463878760).

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

12924554928 is a wasteful number, since it uses less digits than its factorization.

12924554928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269261572 (or 269261566 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 51.

The spelling of 12924554928 in words is "twelve billion, nine hundred twenty-four million, five hundred fifty-four thousand, nine hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 269261561 538523122 807784683 1077046244 1615569366 2154092488 3231138732 4308184976 6462277464 12924554928