Search a number
-
+
100412000031 = 374781523811
BaseRepresentation
bin101110110000100000…
…1011000011100011111
3100121011212220010001010
41131201001120130133
53121120433000111
6114043441350303
710153205626530
oct1354101303437
9317155803033
10100412000031
1139647a578a2
1217563938393
139612c93045
144c07a6a687
15292a4bdaa6
hex176105871f

100412000031 has 8 divisors (see below), whose sum is σ = 153008761984. Its totient is φ = 57378285720.

The previous prime is 100411999999. The next prime is 100412000057. The reversal of 100412000031 is 130000214001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100412000031 - 25 = 100411999999 is a prime.

It is a super-2 number, since 2×1004120000312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100411999980 and 100412000016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100412000081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2390761885 + ... + 2390761926.

It is an arithmetic number, because the mean of its divisors is an integer number (19126095248).

Almost surely, 2100412000031 is an apocalyptic number.

100412000031 is a deficient number, since it is larger than the sum of its proper divisors (52596761953).

100412000031 is an equidigital number, since it uses as much as digits as its factorization.

100412000031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4781523821.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 100412000031 its reverse (130000214001), we get a palindrome (230412214032).

The spelling of 100412000031 in words is "one hundred billion, four hundred twelve million, thirty-one", and thus it is an aban number.

Divisors: 1 3 7 21 4781523811 14344571433 33470666677 100412000031