Search a number
-
+
1231412023100 = 225271759160033
BaseRepresentation
bin10001111010110101111…
…000000100111100111100
311100201111012222012220102
4101322311320010330330
5130133412434214400
62341411453140232
7154652352331220
oct21726570047474
94321435865812
101231412023100
11435269a90a66
1217a7a548a678
138c17737ac1c
144385a2d4780
15220727819d5
hex11eb5e04f3c

1231412023100 has 36 divisors (see below), whose sum is σ = 3053901819024. Its totient is φ = 422198407680.

The previous prime is 1231412023057. The next prime is 1231412023111. The reversal of 1231412023100 is 13202141321.

It is a super-2 number, since 2×12314120231002 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 879579317 + ... + 879580716.

It is an arithmetic number, because the mean of its divisors is an integer number (84830606084).

Almost surely, 21231412023100 is an apocalyptic number.

1231412023100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1231412023100 is an abundant number, since it is smaller than the sum of its proper divisors (1822489795924).

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

1231412023100 is a wasteful number, since it uses less digits than its factorization.

1231412023100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759160054 (or 1759160047 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1231412023100 its reverse (13202141321), we get a palindrome (1244614164421).

The spelling of 1231412023100 in words is "one trillion, two hundred thirty-one billion, four hundred twelve million, twenty-three thousand, one hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 100 140 175 350 700 1759160033 3518320066 7036640132 8795800165 12314120231 17591600330 24628240462 35183200660 43979000825 49256480924 61570601155 87958001650 123141202310 175916003300 246282404620 307853005775 615706011550 1231412023100