Base | Representation |
---|---|
bin | 11100010111110100… |
… | …11011001010110111 |
3 | 1110022120011111112211 |
4 | 32023322123022313 |
5 | 222143424004201 |
6 | 10555251554251 |
7 | 1046316664510 |
oct | 161372331267 |
9 | 43276144484 |
10 | 15232250551 |
11 | 6507232321 |
12 | 2b512bb987 |
13 | 15899b580b |
14 | a46ddda07 |
15 | 5e23de651 |
hex | 38be9b2b7 |
15232250551 has 32 divisors (see below), whose sum is σ = 18622771200. Its totient is φ = 12177527040.
The previous prime is 15232250497. The next prime is 15232250557. The reversal of 15232250551 is 15505223251.
It is not a de Polignac number, because 15232250551 - 215 = 15232217783 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15232250557) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4145251 + ... + 4148923.
It is an arithmetic number, because the mean of its divisors is an integer number (581961600).
Almost surely, 215232250551 is an apocalyptic number.
15232250551 is a deficient number, since it is larger than the sum of its proper divisors (3390520649).
15232250551 is a wasteful number, since it uses less digits than its factorization.
15232250551 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4399.
The product of its (nonzero) digits is 15000, while the sum is 31.
The spelling of 15232250551 in words is "fifteen billion, two hundred thirty-two million, two hundred fifty thousand, five hundred fifty-one".
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