Base | Representation |
---|---|
bin | 101010010101000… |
… | …1000110110001110 |
3 | 10122222121100210211 |
4 | 1110222020312032 |
5 | 10402101114210 |
6 | 352534353034 |
7 | 50124424606 |
oct | 12452106616 |
9 | 3588540724 |
10 | 1420332430 |
11 | 669816860 |
12 | 3377bb77a |
13 | 19834a2ba |
14 | d68c5c06 |
15 | 84a5e38a |
hex | 54a88d8e |
1420332430 has 48 divisors (see below), whose sum is σ = 2818555056. Its totient is φ = 511044480.
The previous prime is 1420332427. The next prime is 1420332497. The reversal of 1420332430 is 342330241.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4626337 + ... + 4626643.
It is an arithmetic number, because the mean of its divisors is an integer number (58719897).
Almost surely, 21420332430 is an apocalyptic number.
1420332430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1420332430 is a deficient number, since it is larger than the sum of its proper divisors (1398222626).
1420332430 is a wasteful number, since it uses less digits than its factorization.
1420332430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 769 (or 462 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
The square root of 1420332430 is about 37687.2979928251. The cubic root of 1420332430 is about 1124.0785686352.
Adding to 1420332430 its reverse (342330241), we get a palindrome (1762662671).
The spelling of 1420332430 in words is "one billion, four hundred twenty million, three hundred thirty-two thousand, four hundred thirty".
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