Search a number
-
+
23130031100001 = 3723145332958199
BaseRepresentation
bin1010100001001011000010…
…10010011001000001100001
310000220012122122012001220120
411100211201102121001201
511012430300430200001
6121105442315230453
74605042506262630
oct520454122310141
9100805578161816
1023130031100001
117408433614821
122716908748429
13cba1ca287017
1459d6dc7d7517
152a19ea033236
hex150961499061

23130031100001 has 32 divisors (see below), whose sum is σ = 36803499110400. Its totient is φ = 12633800122944.

The previous prime is 23130031099999. The next prime is 23130031100039. The reversal of 23130031100001 is 10000113003132.

It is not a de Polignac number, because 23130031100001 - 21 = 23130031099999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23130031100101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15777301 + ... + 17180898.

It is an arithmetic number, because the mean of its divisors is an integer number (1150109347200).

Almost surely, 223130031100001 is an apocalyptic number.

23130031100001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

23130031100001 is a deficient number, since it is larger than the sum of its proper divisors (13673468010399).

23130031100001 is a wasteful number, since it uses less digits than its factorization.

23130031100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32959685.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 23130031100001 its reverse (10000113003132), we get a palindrome (33130144103133).

The spelling of 23130031100001 in words is "twenty-three trillion, one hundred thirty billion, thirty-one million, one hundred thousand, one".

Divisors: 1 3 7 21 23 69 161 483 1453 4359 10171 30513 33419 100257 233933 701799 32958199 98874597 230707393 692122179 758038577 2274115731 5306270039 15918810117 47888263147 143664789441 335217842029 1005653526087 1101430052381 3304290157143 7710010366667 23130031100001