Base | Representation |
---|---|
bin | 11011100001101… |
… | …11010111011101 |
3 | 121002111121202220 |
4 | 31300313113131 |
5 | 433103213001 |
6 | 34525135553 |
7 | 5502506130 |
oct | 1560672735 |
9 | 532447686 |
10 | 230913501 |
11 | 109387805 |
12 | 653ba5b9 |
13 | 38abc010 |
14 | 2294c217 |
15 | 15413c36 |
hex | dc375dd |
230913501 has 32 divisors (see below), whose sum is σ = 379787520. Its totient is φ = 121526784.
The previous prime is 230913497. The next prime is 230913503. The reversal of 230913501 is 105319032.
It is a happy number.
It is not a de Polignac number, because 230913501 - 22 = 230913497 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230913503) 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, 192961 + ... + 194153.
It is an arithmetic number, because the mean of its divisors is an integer number (11868360).
Almost surely, 2230913501 is an apocalyptic number.
230913501 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
230913501 is a deficient number, since it is larger than the sum of its proper divisors (148874019).
230913501 is a wasteful number, since it uses less digits than its factorization.
230913501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1925.
The product of its (nonzero) digits is 810, while the sum is 24.
The square root of 230913501 is about 15195.8382789499. The cubic root of 230913501 is about 613.5026485593.
The spelling of 230913501 in words is "two hundred thirty million, nine hundred thirteen thousand, five hundred one".
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