Base | Representation |
---|---|
bin | 111001010001101101… |
… | …1101010001100110000 |
3 | 102202111011010021200222 |
4 | 1302203123222030300 |
5 | 4003401230134412 |
6 | 132301134432212 |
7 | 11613036300305 |
oct | 1624333521460 |
9 | 382434107628 |
10 | 123001021232 |
11 | 48189962861 |
12 | 1ba08962668 |
13 | b7a2b6868b |
14 | 5d4bb370ac |
15 | 32ed69c072 |
hex | 1ca36ea330 |
123001021232 has 40 divisors (see below), whose sum is σ = 238960710000. Its totient is φ = 61333880832.
The previous prime is 123001021229. The next prime is 123001021237. The reversal of 123001021232 is 232120100321.
123001021232 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1230010212322 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 123001021232.
It is not an unprimeable number, because it can be changed into a prime (123001021237) 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, 29445128 + ... + 29449304.
It is an arithmetic number, because the mean of its divisors is an integer number (5974017750).
Almost surely, 2123001021232 is an apocalyptic number.
It is an amenable number.
123001021232 is a deficient number, since it is larger than the sum of its proper divisors (115959688768).
123001021232 is a wasteful number, since it uses less digits than its factorization.
123001021232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8733 (or 8727 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 123001021232 its reverse (232120100321), we get a palindrome (355121121553).
The spelling of 123001021232 in words is "one hundred twenty-three billion, one million, twenty-one thousand, two hundred thirty-two".
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