Search a number
-
+
1311410120 = 23599133083
BaseRepresentation
bin100111000101010…
…1000011111001000
310101101122112111012
41032022220133020
510141210110440
6334044023052
744332542056
oct11612503710
93341575435
101311410120
11613290919
12307231a88
1317b901627
14c62511d6
157a1e5e65
hex4e2a87c8

1311410120 has 32 divisors (see below), whose sum is σ = 2953739520. Its totient is φ = 524018880.

The previous prime is 1311410059. The next prime is 1311410161. The reversal of 1311410120 is 210141131.

It is a junction number, because it is equal to n+sod(n) for n = 1311410095 and 1311410104.

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, 23099 + ... + 56181.

It is an arithmetic number, because the mean of its divisors is an integer number (92304360).

Almost surely, 21311410120 is an apocalyptic number.

1311410120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1311410120 is an abundant number, since it is smaller than the sum of its proper divisors (1642329400).

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

1311410120 is a wasteful number, since it uses less digits than its factorization.

1311410120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34085 (or 34081 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1311410120 is about 36213.3969685253. The cubic root of 1311410120 is about 1094.5766438854.

Adding to 1311410120 its reverse (210141131), we get a palindrome (1521551251).

The spelling of 1311410120 in words is "one billion, three hundred eleven million, four hundred ten thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 991 1982 3964 4955 7928 9910 19820 33083 39640 66166 132332 165415 264664 330830 661660 1323320 32785253 65570506 131141012 163926265 262282024 327852530 655705060 1311410120