Base | Representation |
---|---|
bin | 10010111100100000… |
… | …001001011101010110 |
3 | 1221111200211122202222 |
4 | 102330200021131112 |
5 | 313130124210032 |
6 | 13202320302342 |
7 | 1320050441642 |
oct | 227440113526 |
9 | 57450748688 |
10 | 20342413142 |
11 | 8699842097 |
12 | 3b387719b2 |
13 | 1bc260576c |
14 | dad979c22 |
15 | 7e0d56a12 |
hex | 4bc809756 |
20342413142 has 4 divisors (see below), whose sum is σ = 30513619716. Its totient is φ = 10171206570.
The previous prime is 20342413127. The next prime is 20342413199. The reversal of 20342413142 is 24131424302.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5085603284 + ... + 5085603287.
It is an arithmetic number, because the mean of its divisors is an integer number (7628404929).
Almost surely, 220342413142 is an apocalyptic number.
20342413142 is a deficient number, since it is larger than the sum of its proper divisors (10171206574).
20342413142 is a wasteful number, since it uses less digits than its factorization.
20342413142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10171206573.
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 20342413142 its reverse (24131424302), we get a palindrome (44473837444).
The spelling of 20342413142 in words is "twenty billion, three hundred forty-two million, four hundred thirteen thousand, one hundred forty-two".
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