Base | Representation |
---|---|
bin | 1101101000001011010… |
… | …0010111111001010111 |
3 | 211101022102201202120020 |
4 | 3122002310113321113 |
5 | 12313440442021211 |
6 | 255315444240223 |
7 | 22625533451124 |
oct | 3320264277127 |
9 | 741272652506 |
10 | 234123001431 |
11 | 90322370230 |
12 | 3945b3a0073 |
13 | 19101940a97 |
14 | b48dd3b74b |
15 | 615401d306 |
hex | 3682d17e57 |
234123001431 has 16 divisors (see below), whose sum is σ = 342511009920. Its totient is φ = 141072535520.
The previous prime is 234123001423. The next prime is 234123001499. The reversal of 234123001431 is 134100321432.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 234123001431 - 23 = 234123001423 is a prime.
It is a super-2 number, since 2×2341230014312 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (234123003431) 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, 20499021 + ... + 20510438.
It is an arithmetic number, because the mean of its divisors is an integer number (21406938120).
Almost surely, 2234123001431 is an apocalyptic number.
234123001431 is a deficient number, since it is larger than the sum of its proper divisors (108388008489).
234123001431 is a wasteful number, since it uses less digits than its factorization.
234123001431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41009646.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 234123001431 its reverse (134100321432), we get a palindrome (368223322863).
The spelling of 234123001431 in words is "two hundred thirty-four billion, one hundred twenty-three million, one thousand, four hundred thirty-one".
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