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1311114060 = 223352427989
BaseRepresentation
bin100111000100110…
…0000001101001100
310101101002111101000
41032021200031030
510141121122220
6334033420300
744330166654
oct11611401514
93341074330
101311114060
116130a9443
1230710a690
1317b829949
14c61b5364
157a188390
hex4e26034c

1311114060 has 48 divisors (see below), whose sum is σ = 4079023200. Its totient is φ = 349630272.

The previous prime is 1311114059. The next prime is 1311114073. The reversal of 1311114060 is 604111131.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 1213455 + ... + 1214534.

It is an arithmetic number, because the mean of its divisors is an integer number (84979650).

Almost surely, 21311114060 is an apocalyptic number.

1311114060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1311114060 is an abundant number, since it is smaller than the sum of its proper divisors (2767909140).

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

1311114060 is a wasteful number, since it uses less digits than its factorization.

1311114060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428007 (or 2427999 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 1311114060 is about 36209.3090240618. The cubic root of 1311114060 is about 1094.4942682437.

Adding to 1311114060 its reverse (604111131), we get a palindrome (1915225191).

The spelling of 1311114060 in words is "one billion, three hundred eleven million, one hundred fourteen thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 2427989 4855978 7283967 9711956 12139945 14567934 21851901 24279890 29135868 36419835 43703802 48559780 65555703 72839670 87407604 109259505 131111406 145679340 218519010 262222812 327778515 437038020 655557030 1311114060