Base | Representation |
---|---|
bin | 11011101110110… |
… | …00001100101101 |
3 | 121012201100210212 |
4 | 31313120030231 |
5 | 434022331340 |
6 | 35025512205 |
7 | 5523146612 |
oct | 1567301455 |
9 | 535640725 |
10 | 232620845 |
11 | 10a343536 |
12 | 65aa2665 |
13 | 39269192 |
14 | 22c74509 |
15 | 1564ea65 |
hex | ddd832d |
232620845 has 8 divisors (see below), whose sum is σ = 279287160. Its totient is φ = 186001920.
The previous prime is 232620821. The next prime is 232620859. The reversal of 232620845 is 548026232.
It can be written as a sum of positive squares in 4 ways, for example, as 9357481 + 223263364 = 3059^2 + 14942^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 232620845 - 28 = 232620589 is a prime.
It is a super-2 number, since 2×2326208452 = 108224915057028050, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41 + ... + 21569.
It is an arithmetic number, because the mean of its divisors is an integer number (34910895).
Almost surely, 2232620845 is an apocalyptic number.
It is an amenable number.
232620845 is a deficient number, since it is larger than the sum of its proper divisors (46666315).
232620845 is a wasteful number, since it uses less digits than its factorization.
232620845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23695.
The product of its (nonzero) digits is 23040, while the sum is 32.
The square root of 232620845 is about 15251.9128308550. The cubic root of 232620845 is about 615.0109897347.
The spelling of 232620845 in words is "two hundred thirty-two million, six hundred twenty thousand, eight hundred forty-five".
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