Base | Representation |
---|---|
bin | 1100001100110… |
… | …01110110000111 |
3 | 21010120111212022 |
4 | 12012121312013 |
5 | 202144421043 |
6 | 14053313355 |
7 | 2351615150 |
oct | 606316607 |
9 | 233514768 |
10 | 102342023 |
11 | 52851093 |
12 | 2a33585b |
13 | 18283814 |
14 | d840927 |
15 | 8eb8868 |
hex | 6199d87 |
102342023 has 16 divisors (see below), whose sum is σ = 124119360. Its totient is φ = 82377216.
The previous prime is 102342013. The next prime is 102342089. The reversal of 102342023 is 320243201.
It is a cyclic number.
It is not a de Polignac number, because 102342023 - 26 = 102341959 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 102341992 and 102342010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102342013) 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, 83765 + ... + 84977.
It is an arithmetic number, because the mean of its divisors is an integer number (7757460).
Almost surely, 2102342023 is an apocalyptic number.
102342023 is a deficient number, since it is larger than the sum of its proper divisors (21777337).
102342023 is a wasteful number, since it uses less digits than its factorization.
102342023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1946.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 102342023 is about 10116.4234292560. The cubic root of 102342023 is about 467.7545267700.
Adding to 102342023 its reverse (320243201), we get a palindrome (422585224).
The spelling of 102342023 in words is "one hundred two million, three hundred forty-two thousand, twenty-three".
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