Base | Representation |
---|---|
bin | 110000000011100110… |
… | …1111110111011001111 |
3 | 100212101012121111122200 |
4 | 1200013031332323033 |
5 | 3142323240234411 |
6 | 115224245012543 |
7 | 10312254154050 |
oct | 1400715767317 |
9 | 325335544580 |
10 | 103200321231 |
11 | 3a848988887 |
12 | 180016b4153 |
13 | 9968861547 |
14 | 4dd00d0727 |
15 | 2a4019ce56 |
hex | 180737eecf |
103200321231 has 24 divisors (see below), whose sum is σ = 170594929440. Its totient is φ = 58891133376.
The previous prime is 103200321223. The next prime is 103200321271. The reversal of 103200321231 is 132123002301.
103200321231 is a `hidden beast` number, since 1 + 0 + 320 + 0 + 321 + 23 + 1 = 666.
It is not a de Polignac number, because 103200321231 - 23 = 103200321223 is a prime.
It is a super-2 number, since 2×1032003212312 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103200321271) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1071216 + ... + 1163573.
It is an arithmetic number, because the mean of its divisors is an integer number (7108122060).
Almost surely, 2103200321231 is an apocalyptic number.
103200321231 is a deficient number, since it is larger than the sum of its proper divisors (67394608209).
103200321231 is a wasteful number, since it uses less digits than its factorization.
103200321231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2235535 (or 2235532 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 103200321231 its reverse (132123002301), we get a palindrome (235323323532).
The spelling of 103200321231 in words is "one hundred three billion, two hundred million, three hundred twenty-one thousand, two hundred thirty-one".
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