Base | Representation |
---|---|
bin | 11100001110010100… |
… | …10111100100010101 |
3 | 1110010000011222202010 |
4 | 32013022113210111 |
5 | 222013022402041 |
6 | 10543323334433 |
7 | 1044331333116 |
oct | 160712274425 |
9 | 43100158663 |
10 | 15152544021 |
11 | 647624165a |
12 | 2b2a681419 |
13 | 1576328ba4 |
14 | a3a5b220d |
15 | 5da3e7a16 |
hex | 387297915 |
15152544021 has 16 divisors (see below), whose sum is σ = 20922053760. Its totient is φ = 9748614720.
The previous prime is 15152544019. The next prime is 15152544031. The reversal of 15152544021 is 12044525151.
15152544021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 15152544021 - 21 = 15152544019 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 15152544021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15152544031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 771441 + ... + 790838.
It is an arithmetic number, because the mean of its divisors is an integer number (1307628360).
Almost surely, 215152544021 is an apocalyptic number.
It is an amenable number.
15152544021 is a deficient number, since it is larger than the sum of its proper divisors (5769509739).
15152544021 is a wasteful number, since it uses less digits than its factorization.
15152544021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1562396.
The product of its (nonzero) digits is 8000, while the sum is 30.
The spelling of 15152544021 in words is "fifteen billion, one hundred fifty-two million, five hundred forty-four thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •