Base | Representation |
---|---|
bin | 10010110100000000… |
… | …111001101000101110 |
3 | 1221010202212112100120 |
4 | 102310000321220232 |
5 | 312332200113032 |
6 | 13140232105410 |
7 | 1313401126233 |
oct | 226400715056 |
9 | 57122775316 |
10 | 20200004142 |
11 | 86264150aa |
12 | 3ab8b35266 |
13 | 1b9bc63a96 |
14 | d98aa978a |
15 | 7d35c662c |
hex | 4b4039a2e |
20200004142 has 32 divisors (see below), whose sum is σ = 40508851200. Its totient is φ = 6715221408.
The previous prime is 20200004137. The next prime is 20200004161. The reversal of 20200004142 is 24140000202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3906843 + ... + 3912009.
It is an arithmetic number, because the mean of its divisors is an integer number (1265901600).
Almost surely, 220200004142 is an apocalyptic number.
20200004142 is an abundant number, since it is smaller than the sum of its proper divisors (20308847058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20200004142 is a wasteful number, since it uses less digits than its factorization.
20200004142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6800.
The product of its (nonzero) digits is 128, while the sum is 15.
Adding to 20200004142 its reverse (24140000202), we get a palindrome (44340004344).
The spelling of 20200004142 in words is "twenty billion, two hundred million, four thousand, one hundred forty-two".
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