Base | Representation |
---|---|
bin | 101001110000100… |
… | …1101010111000100 |
3 | 10121122122001210210 |
4 | 1103201031113010 |
5 | 10332202330104 |
6 | 351012515420 |
7 | 46503061122 |
oct | 12341152704 |
9 | 3548561723 |
10 | 1401214404 |
11 | 659a49137 |
12 | 33131bb70 |
13 | 1943b5465 |
14 | d414a912 |
15 | 83034989 |
hex | 5384d5c4 |
1401214404 has 24 divisors (see below), whose sum is σ = 3274816608. Its totient is φ = 466312000.
The previous prime is 1401214387. The next prime is 1401214421. The reversal of 1401214404 is 4044121041.
It is an interprime number because it is at equal distance from previous prime (1401214387) and next prime (1401214421).
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, 87222 + ... + 102029.
It is an arithmetic number, because the mean of its divisors is an integer number (136450692).
Almost surely, 21401214404 is an apocalyptic number.
It is an amenable number.
1401214404 is an abundant number, since it is smaller than the sum of its proper divisors (1873602204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1401214404 is a wasteful number, since it uses less digits than its factorization.
1401214404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 189875 (or 189873 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 21.
The square root of 1401214404 is about 37432.7985061229. The cubic root of 1401214404 is about 1119.0123105818.
Adding to 1401214404 its reverse (4044121041), we get a palindrome (5445335445).
The spelling of 1401214404 in words is "one billion, four hundred one million, two hundred fourteen thousand, four hundred four".
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