Base | Representation |
---|---|
bin | 11100100100110101… |
… | …11001100101001101 |
3 | 1110121011121020111210 |
4 | 32102122321211031 |
5 | 222404401131041 |
6 | 11014152005033 |
7 | 1052113656324 |
oct | 162232714515 |
9 | 43534536453 |
10 | 15341427021 |
11 | 6562921208 |
12 | 2b81990779 |
13 | 15a64c008b |
14 | a576dd0bb |
15 | 5ebca8016 |
hex | 3926b994d |
15341427021 has 8 divisors (see below), whose sum is σ = 20506762144. Its totient is φ = 10201854960.
The previous prime is 15341426981. The next prime is 15341427029. The reversal of 15341427021 is 12072414351.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 15341427021 - 29 = 15341426509 is a prime.
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 15341427021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15341427029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6439375 + ... + 6441756.
It is an arithmetic number, because the mean of its divisors is an integer number (2563345268).
Almost surely, 215341427021 is an apocalyptic number.
It is an amenable number.
15341427021 is a deficient number, since it is larger than the sum of its proper divisors (5165335123).
15341427021 is a wasteful number, since it uses less digits than its factorization.
15341427021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12881531.
The product of its (nonzero) digits is 6720, while the sum is 30.
The spelling of 15341427021 in words is "fifteen billion, three hundred forty-one million, four hundred twenty-seven thousand, twenty-one".
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