Base | Representation |
---|---|
bin | 1101101011011001111… |
… | …0101111101010001111 |
3 | 211110112211122222201201 |
4 | 3122312132233222033 |
5 | 12322224333344311 |
6 | 255541445450331 |
7 | 22656156614500 |
oct | 3326636575217 |
9 | 743484588651 |
10 | 234989746831 |
11 | 90727649944 |
12 | 396617109a7 |
13 | 1920c392c98 |
14 | b5330bcba7 |
15 | 61a517b9c1 |
hex | 36b67afa8f |
234989746831 has 12 divisors (see below), whose sum is σ = 273379851408. Its totient is φ = 201401780832.
The previous prime is 234989746787. The next prime is 234989746837. The reversal of 234989746831 is 138647989432.
It is not a de Polignac number, because 234989746831 - 223 = 234981358223 is a prime.
It is a super-2 number, since 2×2349897468312 (a number of 24 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 (234989746837) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 354790 + ... + 771916.
It is an arithmetic number, because the mean of its divisors is an integer number (22781654284).
Almost surely, 2234989746831 is an apocalyptic number.
234989746831 is a deficient number, since it is larger than the sum of its proper divisors (38390104577).
234989746831 is a wasteful number, since it uses less digits than its factorization.
234989746831 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 428638 (or 428631 counting only the distinct ones).
The product of its digits is 62705664, while the sum is 64.
The spelling of 234989746831 in words is "two hundred thirty-four billion, nine hundred eighty-nine million, seven hundred forty-six thousand, eight hundred thirty-one".
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