Base | Representation |
---|---|
bin | 1111000010010… |
… | …1101010101000 |
3 | 11101200020011222 |
4 | 3300211222220 |
5 | 112121200330 |
6 | 10131441212 |
7 | 1364035112 |
oct | 360455250 |
9 | 141606158 |
10 | 63068840 |
11 | 3266760a |
12 | 19156208 |
13 | 100b2a53 |
14 | 853a3b2 |
15 | 580c0e5 |
hex | 3c25aa8 |
63068840 has 16 divisors (see below), whose sum is σ = 141904980. Its totient is φ = 25227520.
The previous prime is 63068839. The next prime is 63068843. The reversal of 63068840 is 4886036.
It can be written as a sum of positive squares in 2 ways, for example, as 62188996 + 879844 = 7886^2 + 938^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 63068840.
It is not an unprimeable number, because it can be changed into a prime (63068843) 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, 788321 + ... + 788400.
Almost surely, 263068840 is an apocalyptic number.
It is an amenable number.
63068840 is an abundant number, since it is smaller than the sum of its proper divisors (78836140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63068840 is a wasteful number, since it uses less digits than its factorization.
63068840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1576732 (or 1576728 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 35.
The square root of 63068840 is about 7941.5892616025. The cubic root of 63068840 is about 398.0505983498.
The spelling of 63068840 in words is "sixty-three million, sixty-eight thousand, eight hundred forty".
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