Base | Representation |
---|---|
bin | 101001111100110… |
… | …1011110101011101 |
3 | 10122002201001021211 |
4 | 1103321223311131 |
5 | 10340323140220 |
6 | 351402224421 |
7 | 46611443356 |
oct | 12371536535 |
9 | 3562631254 |
10 | 1407630685 |
11 | 66263084a |
12 | 3334b5111 |
13 | 195820a86 |
14 | d4d3ad2d |
15 | 838a0b5a |
hex | 53e6bd5d |
1407630685 has 8 divisors (see below), whose sum is σ = 1788519096. Its totient is φ = 1059863040.
The previous prime is 1407630677. The next prime is 1407630691. The reversal of 1407630685 is 5860367041.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 790903129 + 616727556 = 28123^2 + 24834^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1407630685 - 23 = 1407630677 is a prime.
It is a Duffinian number.
It is a congruent number.
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, 8280096 + ... + 8280265.
It is an arithmetic number, because the mean of its divisors is an integer number (223564887).
Almost surely, 21407630685 is an apocalyptic number.
It is an amenable number.
1407630685 is a deficient number, since it is larger than the sum of its proper divisors (380888411).
1407630685 is a wasteful number, since it uses less digits than its factorization.
1407630685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16560383.
The product of its (nonzero) digits is 120960, while the sum is 40.
The square root of 1407630685 is about 37518.4046169343. The cubic root of 1407630685 is about 1120.7177279395.
The spelling of 1407630685 in words is "one billion, four hundred seven million, six hundred thirty thousand, six hundred eighty-five".
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