Base | Representation |
---|---|
bin | 101001111010001… |
… | …0110001110100000 |
3 | 10122000001221220112 |
4 | 1103310112032200 |
5 | 10334443401311 |
6 | 351312230452 |
7 | 46563525110 |
oct | 12364261640 |
9 | 3560057815 |
10 | 1406231456 |
11 | 661865563 |
12 | 332b3b428 |
13 | 195450c26 |
14 | d4a95040 |
15 | 836c628b |
hex | 53d163a0 |
1406231456 has 48 divisors (see below), whose sum is σ = 3169353600. Its totient is φ = 601655040.
The previous prime is 1406231423. The next prime is 1406231461. The reversal of 1406231456 is 6541326041.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136370 + ... + 146318.
It is an arithmetic number, because the mean of its divisors is an integer number (66028200).
Almost surely, 21406231456 is an apocalyptic number.
1406231456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
1406231456 is an abundant number, since it is smaller than the sum of its proper divisors (1763122144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1406231456 is an equidigital number, since it uses as much as digits as its factorization.
1406231456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10597 (or 10589 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 32.
The square root of 1406231456 is about 37499.7527458515. The cubic root of 1406231456 is about 1120.3462619854.
Adding to 1406231456 its reverse (6541326041), we get a palindrome (7947557497).
The spelling of 1406231456 in words is "one billion, four hundred six million, two hundred thirty-one thousand, four hundred fifty-six".
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