Base | Representation |
---|---|
bin | 1001111101010010010… |
… | …0110000100011110100 |
3 | 121100120011122001002022 |
4 | 2133110210300203310 |
5 | 10300322423133140 |
6 | 210331042332312 |
7 | 15234164054630 |
oct | 2372444604364 |
9 | 540504561068 |
10 | 171070130420 |
11 | 666066a0a82 |
12 | 291a305a098 |
13 | 1319387a257 |
14 | 83cbc3bdc0 |
15 | 46b37810b5 |
hex | 27d49308f4 |
171070130420 has 24 divisors (see below), whose sum is σ = 410568313344. Its totient is φ = 58652616096.
The previous prime is 171070130383. The next prime is 171070130437. The reversal of 171070130420 is 24031070171.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 171070130420.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 610964612 + ... + 610964891.
It is an arithmetic number, because the mean of its divisors is an integer number (17107013056).
Almost surely, 2171070130420 is an apocalyptic number.
171070130420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
171070130420 is an abundant number, since it is smaller than the sum of its proper divisors (239498182924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
171070130420 is a wasteful number, since it uses less digits than its factorization.
171070130420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1221929519 (or 1221929517 counting only the distinct ones).
The product of its (nonzero) digits is 1176, while the sum is 26.
The spelling of 171070130420 in words is "one hundred seventy-one billion, seventy million, one hundred thirty thousand, four hundred twenty".
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