Base | Representation |
---|---|
bin | 101001110110100… |
… | …1111111111010101 |
3 | 10121212120102201002 |
4 | 1103231033333111 |
5 | 10334004332101 |
6 | 351204313045 |
7 | 46541645543 |
oct | 12355177725 |
9 | 3555512632 |
10 | 1404370901 |
11 | 66080470a |
12 | 3323a2785 |
13 | 194c4c0cb |
14 | d472cd93 |
15 | 83459d6b |
hex | 53b4ffd5 |
1404370901 has 4 divisors (see below), whose sum is σ = 1486980972. Its totient is φ = 1321760832.
The previous prime is 1404370889. The next prime is 1404370937. The reversal of 1404370901 is 1090734041.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1090734041 = 13477 ⋅80933.
It can be written as a sum of positive squares in 2 ways, for example, as 1101576100 + 302794801 = 33190^2 + 17401^2 .
It is a cyclic number.
It is not a de Polignac number, because 1404370901 - 214 = 1404354517 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1404372901) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41305010 + ... + 41305043.
It is an arithmetic number, because the mean of its divisors is an integer number (371745243).
Almost surely, 21404370901 is an apocalyptic number.
It is an amenable number.
1404370901 is a deficient number, since it is larger than the sum of its proper divisors (82610071).
1404370901 is an equidigital number, since it uses as much as digits as its factorization.
1404370901 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82610070.
The product of its (nonzero) digits is 3024, while the sum is 29.
The square root of 1404370901 is about 37474.9369712612. The cubic root of 1404370901 is about 1119.8519417910.
The spelling of 1404370901 in words is "one billion, four hundred four million, three hundred seventy thousand, nine hundred one".
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