Base | Representation |
---|---|
bin | 1100100010101011100… |
… | …1110001101010001100 |
3 | 202121011100100022000220 |
4 | 3020222321301222030 |
5 | 12012234321402414 |
6 | 242552410151340 |
7 | 21365334041253 |
oct | 3105271615214 |
9 | 677140308026 |
10 | 215468153484 |
11 | 8341a178921 |
12 | 35913a22550 |
13 | 1741ab4ca0c |
14 | a60056b79a |
15 | 5911410ca9 |
hex | 322ae71a8c |
215468153484 has 48 divisors (see below), whose sum is σ = 505636373088. Its totient is φ = 71412139008.
The previous prime is 215468153477. The next prime is 215468153543. The reversal of 215468153484 is 484351864512.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3746772 + ... + 3803844.
It is an arithmetic number, because the mean of its divisors is an integer number (10534091106).
Almost surely, 2215468153484 is an apocalyptic number.
It is an amenable number.
215468153484 is an abundant number, since it is smaller than the sum of its proper divisors (290168219604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215468153484 is a wasteful number, since it uses less digits than its factorization.
215468153484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58874 (or 58872 counting only the distinct ones).
The product of its digits is 3686400, while the sum is 51.
The spelling of 215468153484 in words is "two hundred fifteen billion, four hundred sixty-eight million, one hundred fifty-three thousand, four hundred eighty-four".
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