Base | Representation |
---|---|
bin | 101011111010… |
… | …1000001011110 |
3 | 1121022201121000 |
4 | 1113311001132 |
5 | 21343224320 |
6 | 2141251130 |
7 | 366461343 |
oct | 127650136 |
9 | 47281530 |
10 | 23023710 |
11 | 11aa6066 |
12 | 7863aa6 |
13 | 4a017c8 |
14 | 30b47ca |
15 | 204bc90 |
hex | 15f505e |
23023710 has 64 divisors (see below), whose sum is σ = 61819200. Its totient is φ = 6097536.
The previous prime is 23023699. The next prime is 23023711. The reversal of 23023710 is 1732032.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23023711) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72472 + ... + 72788.
It is an arithmetic number, because the mean of its divisors is an integer number (965925).
Almost surely, 223023710 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23023710, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30909600).
23023710 is an abundant number, since it is smaller than the sum of its proper divisors (38795490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23023710 is a wasteful number, since it uses less digits than its factorization.
23023710 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 602 (or 596 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 18.
The square root of 23023710 is about 4798.3028249580. The cubic root of 23023710 is about 284.4843862888.
Adding to 23023710 its reverse (1732032), we get a palindrome (24755742).
The spelling of 23023710 in words is "twenty-three million, twenty-three thousand, seven hundred ten".
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