Base | Representation |
---|---|
bin | 100111010011101000… |
… | …010010111001101100 |
3 | 11000221100122102110101 |
4 | 213103220102321230 |
5 | 1142414021331140 |
6 | 31215553120444 |
7 | 3022612542250 |
oct | 472350227154 |
9 | 130840572411 |
10 | 42205261420 |
11 | 16998851643 |
12 | 821a559124 |
13 | 3c97c0698a |
14 | 2085418260 |
15 | 11703e299a |
hex | 9d3a12e6c |
42205261420 has 48 divisors (see below), whose sum is σ = 103763193408. Its totient is φ = 14117437440.
The previous prime is 42205261403. The next prime is 42205261433. The reversal of 42205261420 is 2416250224.
42205261420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (28).
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, 3670677 + ... + 3682156.
It is an arithmetic number, because the mean of its divisors is an integer number (2161733196).
Almost surely, 242205261420 is an apocalyptic number.
It is an amenable number.
42205261420 is an abundant number, since it is smaller than the sum of its proper divisors (61557931988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42205261420 is a wasteful number, since it uses less digits than its factorization.
42205261420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7352890 (or 7352888 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 28.
The spelling of 42205261420 in words is "forty-two billion, two hundred five million, two hundred sixty-one thousand, four hundred twenty".
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