Base | Representation |
---|---|
bin | 101001110010111… |
… | …1100000110111101 |
3 | 10121201222001211211 |
4 | 1103211330012331 |
5 | 10333012020321 |
6 | 351055244421 |
7 | 46516444342 |
oct | 12345740675 |
9 | 3551861754 |
10 | 1402454461 |
11 | 65a715881 |
12 | 331819711 |
13 | 19472aa15 |
14 | d43907c9 |
15 | 831cc0e1 |
hex | 5397c1bd |
1402454461 has 2 divisors, whose sum is σ = 1402454462. Its totient is φ = 1402454460.
The previous prime is 1402454441. The next prime is 1402454483. The reversal of 1402454461 is 1644542041.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 803722500 + 598731961 = 28350^2 + 24469^2 .
It is an emirp because it is prime and its reverse (1644542041) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1402454461 - 211 = 1402452413 is a prime.
It is a super-4 number, since 4×14024544614 (a number of 38 digits) contains 4444 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1402454411) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701227230 + 701227231.
It is an arithmetic number, because the mean of its divisors is an integer number (701227231).
Almost surely, 21402454461 is an apocalyptic number.
It is an amenable number.
1402454461 is a deficient number, since it is larger than the sum of its proper divisors (1).
1402454461 is an equidigital number, since it uses as much as digits as its factorization.
1402454461 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15360, while the sum is 31.
The square root of 1402454461 is about 37449.3586193409. The cubic root of 1402454461 is about 1119.3423171576.
The spelling of 1402454461 in words is "one billion, four hundred two million, four hundred fifty-four thousand, four hundred sixty-one".
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