Base | Representation |
---|---|
bin | 101101100111101111… |
… | …1111101101100111100 |
3 | 100100212201212021012012 |
4 | 1123033133331230330 |
5 | 3101120424342140 |
6 | 113001304430352 |
7 | 10035541610321 |
oct | 1331737755474 |
9 | 310781767165 |
10 | 97970543420 |
11 | 386048aa362 |
12 | 16ba21783b8 |
13 | 9314220869 |
14 | 4a556d8b48 |
15 | 2835ea9265 |
hex | 16cf7fdb3c |
97970543420 has 48 divisors (see below), whose sum is σ = 206463569760. Its totient is φ = 39050191104.
The previous prime is 97970543413. The next prime is 97970543423. The reversal of 97970543420 is 2434507979.
97970543420 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97970543423) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13855646 + ... + 13862714.
It is an arithmetic number, because the mean of its divisors is an integer number (4301324370).
Almost surely, 297970543420 is an apocalyptic number.
It is an amenable number.
97970543420 is an abundant number, since it is smaller than the sum of its proper divisors (108493026340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97970543420 is a wasteful number, since it uses less digits than its factorization.
97970543420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9422 (or 9420 counting only the distinct ones).
The product of its (nonzero) digits is 1905120, while the sum is 50.
The spelling of 97970543420 in words is "ninety-seven billion, nine hundred seventy million, five hundred forty-three thousand, four hundred twenty".
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