Base | Representation |
---|---|
bin | 10011000010100… |
… | …11111100111100 |
3 | 102010112222211101 |
4 | 21201103330330 |
5 | 311342234140 |
6 | 23503302444 |
7 | 3646442416 |
oct | 1141237474 |
9 | 363488741 |
10 | 159727420 |
11 | 82186636 |
12 | 455aaa24 |
13 | 27126688 |
14 | 172db9b6 |
15 | e05199a |
hex | 9853f3c |
159727420 has 12 divisors (see below), whose sum is σ = 335427624. Its totient is φ = 63890960.
The previous prime is 159727411. The next prime is 159727429. The reversal of 159727420 is 24727951.
It is an interprime number because it is at equal distance from previous prime (159727411) and next prime (159727429).
It is a self number, because there is not a number n which added to its sum of digits gives 159727420.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (159727429) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3993166 + ... + 3993205.
It is an arithmetic number, because the mean of its divisors is an integer number (27952302).
Almost surely, 2159727420 is an apocalyptic number.
159727420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
159727420 is an abundant number, since it is smaller than the sum of its proper divisors (175700204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
159727420 is a wasteful number, since it uses less digits than its factorization.
159727420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7986380 (or 7986378 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 37.
The square root of 159727420 is about 12638.3313772032. The cubic root of 159727420 is about 542.5750581021.
The spelling of 159727420 in words is "one hundred fifty-nine million, seven hundred twenty-seven thousand, four hundred twenty".
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