Base | Representation |
---|---|
bin | 100000010101110111100110… |
… | …110011100111011100100111 |
3 | 200122122001002100220012201120 |
4 | 200111313212303213130213 |
5 | 122120431120340412411 |
6 | 1222304143233425023 |
7 | 41650344224046312 |
oct | 4025674663473447 |
9 | 618561070805646 |
10 | 142240304232231 |
11 | 4135a8575a6467 |
12 | 13b5315a10b173 |
13 | 614a28439675a |
14 | 271a6789c1979 |
15 | 1169ee3ebd106 |
hex | 815de6ce7727 |
142240304232231 has 16 divisors (see below), whose sum is σ = 202342740830208. Its totient is φ = 88567529648000.
The previous prime is 142240304232223. The next prime is 142240304232233. The reversal of 142240304232231 is 132232403042241.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 142240304232231 - 23 = 142240304232223 is a prime.
It is a super-2 number, since 2×1422403042322312 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 142240304232192 and 142240304232201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142240304232233) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10645129095 + ... + 10645142456.
It is an arithmetic number, because the mean of its divisors is an integer number (12646421301888).
Almost surely, 2142240304232231 is an apocalyptic number.
142240304232231 is a deficient number, since it is larger than the sum of its proper divisors (60102436597977).
142240304232231 is a wasteful number, since it uses less digits than its factorization.
142240304232231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21290271702.
The product of its (nonzero) digits is 55296, while the sum is 33.
Adding to 142240304232231 its reverse (132232403042241), we get a palindrome (274472707274472).
The spelling of 142240304232231 in words is "one hundred forty-two trillion, two hundred forty billion, three hundred four million, two hundred thirty-two thousand, two hundred thirty-one".
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