Search a number
-
+
13108053490 = 2571711015171
BaseRepresentation
bin11000011010100110…
…10000010111110010
31020211112010002222121
430031103100113302
5203321130202430
610004411024454
7642554421250
oct141523202762
936745102877
1013108053490
115617177664
122659a3b12a
13130b8a508c
148c4c555d0
1551ab97a7a
hex30d4d05f2

13108053490 has 32 divisors (see below), whose sum is σ = 28551325824. Its totient is φ = 4229825280.

The previous prime is 13108053481. The next prime is 13108053509. The reversal of 13108053490 is 9435080131.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5506396 + ... + 5508775.

It is an arithmetic number, because the mean of its divisors is an integer number (892228932).

Almost surely, 213108053490 is an apocalyptic number.

13108053490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13108053490 is an abundant number, since it is smaller than the sum of its proper divisors (15443272334).

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

13108053490 is a wasteful number, since it uses less digits than its factorization.

13108053490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11015202.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 13108053490 in words is "thirteen billion, one hundred eight million, fifty-three thousand, four hundred ninety".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 595 1190 11015171 22030342 55075855 77106197 110151710 154212394 187257907 374515814 385530985 771061970 936289535 1310805349 1872579070 2621610698 6554026745 13108053490