Base | Representation |
---|---|
bin | 111001011101111100… |
… | …1001101110001101000 |
3 | 102210112202100211010222 |
4 | 1302323321031301220 |
5 | 4010221311003222 |
6 | 132405555025212 |
7 | 11626151532023 |
oct | 1627371156150 |
9 | 383482324128 |
10 | 123411422312 |
11 | 4837a592202 |
12 | 1bb0229b208 |
13 | b839bac259 |
14 | 5d8a4481ba |
15 | 3324717542 |
hex | 1cbbe4dc68 |
123411422312 has 8 divisors (see below), whose sum is σ = 231396416850. Its totient is φ = 61705711152.
The previous prime is 123411422287. The next prime is 123411422363. The reversal of 123411422312 is 213224114321.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 77848812196 + 45562610116 = 279014^2 + 213454^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×1234114223122 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7713213887 + ... + 7713213902.
Almost surely, 2123411422312 is an apocalyptic number.
It is an amenable number.
123411422312 is a deficient number, since it is larger than the sum of its proper divisors (107984994538).
123411422312 is a wasteful number, since it uses less digits than its factorization.
123411422312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15426427795 (or 15426427791 counting only the distinct ones).
The product of its digits is 2304, while the sum is 26.
Adding to 123411422312 its reverse (213224114321), we get a palindrome (336635536633).
The spelling of 123411422312 in words is "one hundred twenty-three billion, four hundred eleven million, four hundred twenty-two thousand, three hundred twelve".
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