Base | Representation |
---|---|
bin | 1100001101011… |
… | …01100101011111 |
3 | 21010201121202222 |
4 | 12012231211133 |
5 | 202210013004 |
6 | 14055135555 |
7 | 2352402656 |
oct | 606554537 |
9 | 233647688 |
10 | 102422879 |
11 | 528a6909 |
12 | 2a3745bb |
13 | 182b1570 |
14 | d86219d |
15 | 8ed27be |
hex | 61ad95f |
102422879 has 16 divisors (see below), whose sum is σ = 114942240. Its totient is φ = 90647040.
The previous prime is 102422821. The next prime is 102422899. The reversal of 102422879 is 978224201.
It is a cyclic number.
It is not a de Polignac number, because 102422879 - 212 = 102418783 is a prime.
It is a super-2 number, since 2×1024228792 = 20980892285297282, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102422899) 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, 29819 + ... + 33075.
It is an arithmetic number, because the mean of its divisors is an integer number (7183890).
Almost surely, 2102422879 is an apocalyptic number.
102422879 is a deficient number, since it is larger than the sum of its proper divisors (12519361).
102422879 is a wasteful number, since it uses less digits than its factorization.
102422879 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3370.
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 102422879 is about 10120.4189142545. The cubic root of 102422879 is about 467.8776785412.
It can be divided in two parts, 102422 and 879, that added together give a palindrome (103301).
The spelling of 102422879 in words is "one hundred two million, four hundred twenty-two thousand, eight hundred seventy-nine".
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