Base | Representation |
---|---|
bin | 1101011100100010111… |
… | …0111001000011111001 |
3 | 211002020212010202210022 |
4 | 3113020232321003321 |
5 | 12241042224032413 |
6 | 254042001100225 |
7 | 22455264056501 |
oct | 3271056710371 |
9 | 732225122708 |
10 | 231001002233 |
11 | 89a70053001 |
12 | 38929927675 |
13 | 18a24bb2691 |
14 | b275458a01 |
15 | 601edcb608 |
hex | 35c8bb90f9 |
231001002233 has 16 divisors (see below), whose sum is σ = 250440220800. Its totient is φ = 212218465536.
The previous prime is 231001002203. The next prime is 231001002259. The reversal of 231001002233 is 332200100132.
It is not a de Polignac number, because 231001002233 - 222 = 230996807929 is a prime.
It is a super-2 number, since 2×2310010022332 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (231001002203) 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, 1030316 + ... + 1234322.
It is an arithmetic number, because the mean of its divisors is an integer number (15652513800).
Almost surely, 2231001002233 is an apocalyptic number.
It is an amenable number.
231001002233 is a deficient number, since it is larger than the sum of its proper divisors (19439218567).
231001002233 is a wasteful number, since it uses less digits than its factorization.
231001002233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 205616.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 231001002233 its reverse (332200100132), we get a palindrome (563201102365).
The spelling of 231001002233 in words is "two hundred thirty-one billion, one million, two thousand, two hundred thirty-three".
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