Base | Representation |
---|---|
bin | 101010001011010… |
… | …1000110001101010 |
3 | 10122121222122022210 |
4 | 1110112220301222 |
5 | 10344244022310 |
6 | 352233025550 |
7 | 50033113536 |
oct | 12426506152 |
9 | 3577878283 |
10 | 1415220330 |
11 | 666944a87 |
12 | 335b552b6 |
13 | 19727a4a4 |
14 | d5d54bc6 |
15 | 8439e820 |
hex | 545a8c6a |
1415220330 has 32 divisors (see below), whose sum is σ = 3399891264. Its totient is φ = 377018496.
The previous prime is 1415220307. The next prime is 1415220341. The reversal of 1415220330 is 330225141.
It is a junction number, because it is equal to n+sod(n) for n = 1415220297 and 1415220306.
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, 8157 + ... + 53823.
It is an arithmetic number, because the mean of its divisors is an integer number (106246602).
Almost surely, 21415220330 is an apocalyptic number.
1415220330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1415220330 is an abundant number, since it is smaller than the sum of its proper divisors (1984670934).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1415220330 is a wasteful number, since it uses less digits than its factorization.
1415220330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46710.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 1415220330 is about 37619.4142697624. The cubic root of 1415220330 is about 1122.7283424601.
Adding to 1415220330 its reverse (330225141), we get a palindrome (1745445471).
The spelling of 1415220330 in words is "one billion, four hundred fifteen million, two hundred twenty thousand, three hundred thirty".
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