Search a number
-
+
23153143110125 = 537121321814291
BaseRepresentation
bin1010100001110110000101…
…10111101101100111101101
310000222102022100111211111112
411100323002313231213231
511013320114114011000
6121124223534001405
74606521320155430
oct520730267554755
9100872270454445
1023153143110125
117417213759036
12271b298946265
13cbc441603462
145a0892121817
152a23ee0bb235
hex150ec2ded9ed

23153143110125 has 32 divisors (see below), whose sum is σ = 33050223009024. Its totient is φ = 15863351688000.

The previous prime is 23153143110103. The next prime is 23153143110173. The reversal of 23153143110125 is 52101134135132.

It is not a de Polignac number, because 23153143110125 - 26 = 23153143110061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23153143110091 and 23153143110100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9845771 + ... + 11968520.

It is an arithmetic number, because the mean of its divisors is an integer number (1032819469032).

Almost surely, 223153143110125 is an apocalyptic number.

23153143110125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23153143110125 is a deficient number, since it is larger than the sum of its proper divisors (9897079898899).

23153143110125 is a wasteful number, since it uses less digits than its factorization.

23153143110125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21815526 (or 21815516 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 23153143110125 its reverse (52101134135132), we get a palindrome (75254277245257).

The spelling of 23153143110125 in words is "twenty-three trillion, one hundred fifty-three billion, one hundred forty-three million, one hundred ten thousand, one hundred twenty-five".

Divisors: 1 5 7 25 35 125 175 875 1213 6065 8491 30325 42455 151625 212275 1061375 21814291 109071455 152700037 545357275 763500185 2726786375 3817500925 19087504625 26460734983 132303674915 185225144881 661518374575 926125724405 3307591872875 4630628622025 23153143110125