Base | Representation |
---|---|
bin | 11011101011110… |
… | …10111111000010 |
3 | 121011222222002000 |
4 | 31311322333002 |
5 | 433423122132 |
6 | 35013404430 |
7 | 5516666520 |
oct | 1565727702 |
9 | 534888060 |
10 | 232239042 |
11 | 10a1026a2 |
12 | 65939716 |
13 | 39164469 |
14 | 22bb5310 |
15 | 155c687c |
hex | dd7afc2 |
232239042 has 64 divisors (see below), whose sum is σ = 608870400. Its totient is φ = 64210320.
The previous prime is 232239037. The next prime is 232239067. The reversal of 232239042 is 240932232.
232239042 is a `hidden beast` number, since 232 + 2 + 390 + 42 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 232238997 and 232239015.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1809 + ... + 21627.
It is an arithmetic number, because the mean of its divisors is an integer number (9513600).
Almost surely, 2232239042 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 232239042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304435200).
232239042 is an abundant number, since it is smaller than the sum of its proper divisors (376631358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
232239042 is a wasteful number, since it uses less digits than its factorization.
232239042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19868 (or 19862 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
The square root of 232239042 is about 15239.3911295694. The cubic root of 232239042 is about 614.6743308464.
The spelling of 232239042 in words is "two hundred thirty-two million, two hundred thirty-nine thousand, forty-two".
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