Base | Representation |
---|---|
bin | 100111001000100111… |
… | …001110001100010100 |
3 | 11000110110212001020220 |
4 | 213020213032030110 |
5 | 1142024212234422 |
6 | 31145351354340 |
7 | 3015206524026 |
oct | 471047161424 |
9 | 130413761226 |
10 | 42020430612 |
11 | 1690348a506 |
12 | 81886829b0 |
13 | 3c68831034 |
14 | 2068a64016 |
15 | 115e082e5c |
hex | 9c89ce314 |
42020430612 has 48 divisors (see below), whose sum is σ = 108328897152. Its totient is φ = 12609710080.
The previous prime is 42020430587. The next prime is 42020430671. The reversal of 42020430612 is 21603402024.
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, 4473189 + ... + 4482572.
It is an arithmetic number, because the mean of its divisors is an integer number (2256852024).
Almost surely, 242020430612 is an apocalyptic number.
It is an amenable number.
42020430612 is an abundant number, since it is smaller than the sum of its proper divisors (66308466540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42020430612 is a wasteful number, since it uses less digits than its factorization.
42020430612 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8955808 (or 8955806 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 42020430612 its reverse (21603402024), we get a palindrome (63623832636).
The spelling of 42020430612 in words is "forty-two billion, twenty million, four hundred thirty thousand, six hundred twelve".
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