Base | Representation |
---|---|
bin | 10011000101000101… |
… | …10100110111111111 |
3 | 222102212110001122111 |
4 | 21202202310313333 |
5 | 131434231344411 |
6 | 4412231554451 |
7 | 511560012622 |
oct | 114242646777 |
9 | 28385401574 |
10 | 10243231231 |
11 | 4387045262 |
12 | 1b9a52ba27 |
13 | c731ccc8c |
14 | 6d2599db9 |
15 | 3ee406721 |
hex | 2628b4dff |
10243231231 has 8 divisors (see below), whose sum is σ = 10441339344. Its totient is φ = 10047019200.
The previous prime is 10243231211. The next prime is 10243231279. The reversal of 10243231231 is 13213234201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10243231231 - 29 = 10243230719 is a prime.
It is a super-2 number, since 2×102432312312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10243231211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463110 + ... + 484723.
It is an arithmetic number, because the mean of its divisors is an integer number (1305167418).
Almost surely, 210243231231 is an apocalyptic number.
10243231231 is a deficient number, since it is larger than the sum of its proper divisors (198108113).
10243231231 is a wasteful number, since it uses less digits than its factorization.
10243231231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 948041.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 10243231231 its reverse (13213234201), we get a palindrome (23456465432).
The spelling of 10243231231 in words is "ten billion, two hundred forty-three million, two hundred thirty-one thousand, two hundred thirty-one".
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