Base | Representation |
---|---|
bin | 110110100000001… |
… | …110000110010101 |
3 | 2100201122010222001 |
4 | 312200032012111 |
5 | 3333042303041 |
6 | 230423035301 |
7 | 31442256631 |
oct | 6640160625 |
9 | 2321563861 |
10 | 914416021 |
11 | 42a189322 |
12 | 21629bb31 |
13 | 1175a328c |
14 | 8962ddc1 |
15 | 55428131 |
hex | 3680e195 |
914416021 has 16 divisors (see below), whose sum is σ = 997539840. Its totient is φ = 835014960.
The previous prime is 914415979. The next prime is 914416033. The reversal of 914416021 is 120614419.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-914416021 is a prime.
It is a super-2 number, since 2×9144160212 = 1672313318922944882, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (914416121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151956 + ... + 157858.
It is an arithmetic number, because the mean of its divisors is an integer number (62346240).
Almost surely, 2914416021 is an apocalyptic number.
It is an amenable number.
914416021 is a deficient number, since it is larger than the sum of its proper divisors (83123819).
914416021 is a wasteful number, since it uses less digits than its factorization.
914416021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6216.
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 914416021 is about 30239.3125087195. The cubic root of 914416021 is about 970.6171086441.
The spelling of 914416021 in words is "nine hundred fourteen million, four hundred sixteen thousand, twenty-one".
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