Base | Representation |
---|---|
bin | 11011110010100… |
… | …10110010000001 |
3 | 121020122212120011 |
4 | 31321102302001 |
5 | 434134413240 |
6 | 35044344521 |
7 | 5530340506 |
oct | 1571226201 |
9 | 536585504 |
10 | 233122945 |
11 | 10a6567a0 |
12 | 660a5141 |
13 | 393b3893 |
14 | 22d654ad |
15 | 156ed6ea |
hex | de52c81 |
233122945 has 32 divisors (see below), whose sum is σ = 319509504. Its totient is φ = 161740800.
The previous prime is 233122943. The next prime is 233122957. The reversal of 233122945 is 549221332.
It is not a de Polignac number, because 233122945 - 21 = 233122943 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (233122943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123529 + ... + 125401.
It is an arithmetic number, because the mean of its divisors is an integer number (9984672).
Almost surely, 2233122945 is an apocalyptic number.
It is an amenable number.
233122945 is a deficient number, since it is larger than the sum of its proper divisors (86386559).
233122945 is a wasteful number, since it uses less digits than its factorization.
233122945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1993.
The product of its digits is 12960, while the sum is 31.
The square root of 233122945 is about 15268.3641887401. The cubic root of 233122945 is about 615.4531615012.
The spelling of 233122945 in words is "two hundred thirty-three million, one hundred twenty-two thousand, nine hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •