Base | Representation |
---|---|
bin | 101010001011110… |
… | …0010001100101010 |
3 | 10122122102120221220 |
4 | 1110113202030222 |
5 | 10344324034110 |
6 | 352242042510 |
7 | 50035113336 |
oct | 12427421452 |
9 | 3578376856 |
10 | 1415455530 |
11 | 666a95765 |
12 | 336049436 |
13 | 197330568 |
14 | d5db67c6 |
15 | 843e9370 |
hex | 545e232a |
1415455530 has 48 divisors (see below), whose sum is σ = 3608699040. Its totient is φ = 355249408.
The previous prime is 1415455501. The next prime is 1415455537. The reversal of 1415455530 is 355545141.
It is a junction number, because it is equal to n+sod(n) for n = 1415455491 and 1415455500.
It is not an unprimeable number, because it can be changed into a prime (1415455537) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72960 + ... + 90299.
It is an arithmetic number, because the mean of its divisors is an integer number (75181230).
Almost surely, 21415455530 is an apocalyptic number.
1415455530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1415455530 is an abundant number, since it is smaller than the sum of its proper divisors (2193243510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1415455530 is a wasteful number, since it uses less digits than its factorization.
1415455530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163303 (or 163286 counting only the distinct ones).
The product of its (nonzero) digits is 30000, while the sum is 33.
The square root of 1415455530 is about 37622.5401853729. The cubic root of 1415455530 is about 1122.7905356214.
The spelling of 1415455530 in words is "one billion, four hundred fifteen million, four hundred fifty-five thousand, five hundred thirty".
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