Base | Representation |
---|---|
bin | 111001011110010001… |
… | …1111001011001010111 |
3 | 102210120112102021011222 |
4 | 1302330203321121113 |
5 | 4010232142023111 |
6 | 132411034520555 |
7 | 11626345612136 |
oct | 1627443713127 |
9 | 383515367158 |
10 | 123422611031 |
11 | 48385934485 |
12 | 1bb05b9615b |
13 | b83c2c8bb5 |
14 | 5d8bb1b91d |
15 | 33256c77db |
hex | 1cbc8f9657 |
123422611031 has 8 divisors (see below), whose sum is σ = 124696269984. Its totient is φ = 122150401920.
The previous prime is 123422611001. The next prime is 123422611093. The reversal of 123422611031 is 130116224321.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-123422611031 is a prime.
It is a super-2 number, since 2×1234226110312 (a number of 23 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 (123422611001) 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, 190910 + ... + 532251.
It is an arithmetic number, because the mean of its divisors is an integer number (15587033748).
Almost surely, 2123422611031 is an apocalyptic number.
123422611031 is a deficient number, since it is larger than the sum of its proper divisors (1273658953).
123422611031 is a wasteful number, since it uses less digits than its factorization.
123422611031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 724921.
The product of its (nonzero) digits is 1728, while the sum is 26.
Adding to 123422611031 its reverse (130116224321), we get a palindrome (253538835352).
The spelling of 123422611031 in words is "one hundred twenty-three billion, four hundred twenty-two million, six hundred eleven thousand, thirty-one".
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