Base | Representation |
---|---|
bin | 111010101110000… |
… | …0100111100010000 |
3 | 12002022110100000000 |
4 | 1311130010330100 |
5 | 13013343411134 |
6 | 523302130000 |
7 | 66553140651 |
oct | 16534047420 |
9 | 5068410000 |
10 | 1970294544 |
11 | 9211a84a9 |
12 | 46ba20900 |
13 | 25527647a |
14 | 149965528 |
15 | b7e95e99 |
hex | 75704f10 |
1970294544 has 135 divisors (see below), whose sum is σ = 5767977397. Its totient is φ = 651970944.
The previous prime is 1970294537. The next prime is 1970294561. The reversal of 1970294544 is 4454920791.
The square root of 1970294544 is 44388.
It is a perfect power (a square), and thus also a powerful number.
1970294544 is a `hidden beast` number, since 19 + 7 + 0 + 2 + 94 + 544 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1157360400 + 812934144 = 34020^2 + 28512^2 .
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 1970294544.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 14381644 + ... + 14381780.
Almost surely, 21970294544 is an apocalyptic number.
1970294544 is the 44388-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1970294544
1970294544 is an abundant number, since it is smaller than the sum of its proper divisors (3797682853).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1970294544 is an frugal number, since it uses more digits than its factorization.
1970294544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 306 (or 142 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 45.
The cubic root of 1970294544 is about 1253.6521550718.
The spelling of 1970294544 in words is "one billion, nine hundred seventy million, two hundred ninety-four thousand, five hundred forty-four".
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