Base | Representation |
---|---|
bin | 10011000011100010… |
… | …01100010111000111 |
3 | 222101221222000220121 |
4 | 21201301030113013 |
5 | 131422414021411 |
6 | 4411045042411 |
7 | 511341302650 |
oct | 114161142707 |
9 | 28357860817 |
10 | 10230220231 |
11 | 437a768970 |
12 | 1b960b6407 |
13 | c705c5a6a |
14 | 6d0970527 |
15 | 3ed1d6571 |
hex | 261c4c5c7 |
10230220231 has 16 divisors (see below), whose sum is σ = 12800632320. Its totient is φ = 7942805280.
The previous prime is 10230220213. The next prime is 10230220249. The reversal of 10230220231 is 13202203201.
It is an interprime number because it is at equal distance from previous prime (10230220213) and next prime (10230220249).
It is a cyclic number.
It is not a de Polignac number, because 10230220231 - 211 = 10230218183 is a prime.
It is a super-2 number, since 2×102302202312 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10230220201) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218491 + ... + 261148.
It is an arithmetic number, because the mean of its divisors is an integer number (800039520).
Almost surely, 210230220231 is an apocalyptic number.
10230220231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
10230220231 is a deficient number, since it is larger than the sum of its proper divisors (2570412089).
10230220231 is a wasteful number, since it uses less digits than its factorization.
10230220231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 479934.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 10230220231 its reverse (13202203201), we get a palindrome (23432423432).
The spelling of 10230220231 in words is "ten billion, two hundred thirty million, two hundred twenty thousand, two hundred thirty-one".
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