Base | Representation |
---|---|
bin | 100110100101… |
… | …1111101010110 |
3 | 1102001222221000 |
4 | 1031023331112 |
5 | 20134442240 |
6 | 2001404130 |
7 | 333662313 |
oct | 115137526 |
9 | 42058830 |
10 | 20234070 |
11 | 1047017a |
12 | 6939646 |
13 | 4265b2c |
14 | 2989d0a |
15 | 1b9a430 |
hex | 134bf56 |
20234070 has 32 divisors (see below), whose sum is σ = 53958240. Its totient is φ = 5395680.
The previous prime is 20234057. The next prime is 20234087. The reversal of 20234070 is 7043202.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37201 + ... + 37740.
It is an arithmetic number, because the mean of its divisors is an integer number (1686195).
Almost surely, 220234070 is an apocalyptic number.
20234070 is an abundant number, since it is smaller than the sum of its proper divisors (33724170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20234070 is a wasteful number, since it uses less digits than its factorization.
20234070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74957 (or 74951 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 18.
The square root of 20234070 is about 4498.2296517630. The cubic root of 20234070 is about 272.4965967647.
Adding to 20234070 its reverse (7043202), we get a palindrome (27277272).
The spelling of 20234070 in words is "twenty million, two hundred thirty-four thousand, seventy".
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