Search a number
-
+
12438882010 = 256591887539
BaseRepresentation
bin10111001010110101…
…00100011011011010
31012002212221200021201
423211122210123122
5200433323211020
65414144224414
7620150516062
oct134532443332
935085850251
1012438882010
115303474185
1224b190b10a
13123306ab19
148600243a2
154cc064a0a
hex2e56a46da

12438882010 has 16 divisors (see below), whose sum is σ = 22423975200. Its totient is φ = 4968000016.

The previous prime is 12438881989. The next prime is 12438882059. The reversal of 12438882010 is 1028883421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 937180 + ... + 950359.

It is an arithmetic number, because the mean of its divisors is an integer number (1401498450).

Almost surely, 212438882010 is an apocalyptic number.

12438882010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12438882010 is a deficient number, since it is larger than the sum of its proper divisors (9985093190).

12438882010 is a wasteful number, since it uses less digits than its factorization.

12438882010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888205.

The product of its (nonzero) digits is 24576, while the sum is 37.

The spelling of 12438882010 in words is "twelve billion, four hundred thirty-eight million, eight hundred eighty-two thousand, ten".

Divisors: 1 2 5 10 659 1318 3295 6590 1887539 3775078 9437695 18875390 1243888201 2487776402 6219441005 12438882010