Base | Representation |
---|---|
bin | 1101001000111111101… |
… | …00000101101010001010 |
3 | 1121011102011220102211102 |
4 | 12210133310011222022 |
5 | 24344140330030232 |
6 | 543230233501402 |
7 | 44422502564420 |
oct | 6443764055212 |
9 | 1534364812742 |
10 | 451505314442 |
11 | 164533a85476 |
12 | 73608271862 |
13 | 33766211270 |
14 | 17bd27bb110 |
15 | bb284d7662 |
hex | 691fd05a8a |
451505314442 has 64 divisors (see below), whose sum is σ = 838059022080. Its totient is φ = 177653177856.
The previous prime is 451505314433. The next prime is 451505314459. The reversal of 451505314442 is 244413505154.
It is a junction number, because it is equal to n+sod(n) for n = 451505314396 and 451505314405.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30199613 + ... + 30214559.
It is an arithmetic number, because the mean of its divisors is an integer number (13094672220).
Almost surely, 2451505314442 is an apocalyptic number.
451505314442 is a deficient number, since it is larger than the sum of its proper divisors (386553707638).
451505314442 is a wasteful number, since it uses less digits than its factorization.
451505314442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15855.
The product of its (nonzero) digits is 192000, while the sum is 38.
Adding to 451505314442 its reverse (244413505154), we get a palindrome (695918819596).
The spelling of 451505314442 in words is "four hundred fifty-one billion, five hundred five million, three hundred fourteen thousand, four hundred forty-two".
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