Search a number
-
+
23130232001045 = 51323731481143107
BaseRepresentation
bin1010100001001011011010…
…10000110001001000010101
310000220020011122012220022222
411100211231100301020111
511012431203343013140
6121105514253232125
74605050466022151
oct520455520611025
9100806148186288
1023130232001045
117408526a62744
122716963a92645
13cba22ca98490
1459d71b372061
152a1a0c9b95b5
hex15096d431215

23130232001045 has 64 divisors (see below), whose sum is σ = 31639846178304. Its totient is φ = 16103340380160.

The previous prime is 23130232001011. The next prime is 23130232001047. The reversal of 23130232001045 is 54010023203132.

It is a happy number.

It is not a de Polignac number, because 23130232001045 - 214 = 23130231984661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23130232001047) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 161557382 + ... + 161700488.

It is an arithmetic number, because the mean of its divisors is an integer number (494372596536).

Almost surely, 223130232001045 is an apocalyptic number.

It is an amenable number.

23130232001045 is a deficient number, since it is larger than the sum of its proper divisors (8509614177259).

23130232001045 is a wasteful number, since it uses less digits than its factorization.

23130232001045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144702.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 23130232001045 its reverse (54010023203132), we get a palindrome (77140255204177).

The spelling of 23130232001045 in words is "twenty-three trillion, one hundred thirty billion, two hundred thirty-two million, one thousand, forty-five".

Divisors: 1 5 13 23 65 73 115 299 365 949 1481 1495 1679 4745 7405 8395 19253 21827 34063 96265 108113 109135 143107 170315 442819 540565 715535 1405469 1860391 2214095 2486599 3291461 7027345 9301955 10446811 12432995 16457305 32325787 42788993 52234055 135808543 161628935 211941467 213944965 240276653 679042715 1059707335 1201383265 2755239071 3123596489 4874653741 13776195355 15471727091 15617982445 24373268705 63370498633 77358635455 201132452183 316852493165 355849723093 1005662260915 1779248615465 4626046400209 23130232001045