Search a number
-
+
10872647830 = 251198842253
BaseRepresentation
bin10100010000000111…
…10111000010010110
31001001201210201220101
422020003313002112
5134231344212310
64554514324314
7533301660502
oct121003670226
931051721811
1010872647830
11467a365270
12213528969a
131043728135
14751ddd302
154397d543a
hex2880f7096

10872647830 has 16 divisors (see below), whose sum is σ = 21349926864. Its totient is φ = 3953690080.

The previous prime is 10872647803. The next prime is 10872647873. The reversal of 10872647830 is 3874627801.

It is a congruent number.

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, 49421017 + ... + 49421236.

It is an arithmetic number, because the mean of its divisors is an integer number (1334370429).

Almost surely, 210872647830 is an apocalyptic number.

10872647830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10872647830 is a deficient number, since it is larger than the sum of its proper divisors (10477279034).

10872647830 is a wasteful number, since it uses less digits than its factorization.

10872647830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98842271.

The product of its (nonzero) digits is 451584, while the sum is 46.

The spelling of 10872647830 in words is "ten billion, eight hundred seventy-two million, six hundred forty-seven thousand, eight hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 98842253 197684506 494211265 988422530 1087264783 2174529566 5436323915 10872647830