Base | Representation |
---|---|
bin | 11100101011001101011… |
… | …101101100100010111101 |
3 | 20222101022110200021200000 |
4 | 130223031131230202331 |
5 | 224241132241313420 |
6 | 4105130552424513 |
7 | 262236604534110 |
oct | 34531535544275 |
9 | 6871273607600 |
10 | 1970542135485 |
11 | 69a77a733210 |
12 | 279aa26a8139 |
13 | 113a8a5b7c01 |
14 | 6b536448577 |
15 | 363d1c91690 |
hex | 1cacd76c8bd |
1970542135485 has 96 divisors (see below), whose sum is σ = 4416137736192. Its totient is φ = 818926562880.
The previous prime is 1970542135477. The next prime is 1970542135517. The reversal of 1970542135485 is 5845312450791.
1970542135485 is a `hidden beast` number, since 1 + 9 + 7 + 0 + 542 + 13 + 5 + 4 + 85 = 666.
It is not a de Polignac number, because 1970542135485 - 23 = 1970542135477 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10437909 + ... + 10625018.
It is an arithmetic number, because the mean of its divisors is an integer number (46001434752).
Almost surely, 21970542135485 is an apocalyptic number.
1970542135485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1970542135485 is an abundant number, since it is smaller than the sum of its proper divisors (2445595600707).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1970542135485 is a wasteful number, since it uses less digits than its factorization.
1970542135485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21062965 (or 21062953 counting only the distinct ones).
The product of its (nonzero) digits is 6048000, while the sum is 54.
The spelling of 1970542135485 in words is "one trillion, nine hundred seventy billion, five hundred forty-two million, one hundred thirty-five thousand, four hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •