Base | Representation |
---|---|
bin | 111001111001101… |
… | …1101100001000100 |
3 | 12000101212000201021 |
4 | 1303303131201010 |
5 | 12434333320314 |
6 | 520442240524 |
7 | 66101060161 |
oct | 16363354104 |
9 | 5011760637 |
10 | 1942870084 |
11 | 907777061 |
12 | 4627b6144 |
13 | 24c69388c |
14 | 146067068 |
15 | b587a324 |
hex | 73cdd844 |
1942870084 has 9 divisors (see below), whose sum is σ = 3400176927. Its totient is φ = 971390964.
The previous prime is 1942870043. The next prime is 1942870093. The reversal of 1942870084 is 4800782491.
The square root of 1942870084 is 44078.
It is a perfect power (a square), and thus also a powerful number.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1942870084.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 77137 + ... + 99175.
Almost surely, 21942870084 is an apocalyptic number.
1942870084 is the 44078-th square number.
It is an amenable number.
1942870084 is a deficient number, since it is larger than the sum of its proper divisors (1457306843).
1942870084 is an frugal number, since it uses more digits than its factorization.
1942870084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44082 (or 22041 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 43.
The cubic root of 1942870084 is about 1247.8084444998.
The spelling of 1942870084 in words is "one billion, nine hundred forty-two million, eight hundred seventy thousand, eighty-four".
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