Base | Representation |
---|---|
bin | 1111001001000… |
… | …0101011000110 |
3 | 11102111111102101 |
4 | 3302100223012 |
5 | 112224212032 |
6 | 10145102314 |
7 | 1400542006 |
oct | 362205306 |
9 | 142444371 |
10 | 63507142 |
11 | 32936946 |
12 | 1932799a |
13 | 102073ba |
14 | 8612006 |
15 | 5896de7 |
hex | 3c90ac6 |
63507142 has 4 divisors (see below), whose sum is σ = 95260716. Its totient is φ = 31753570.
The previous prime is 63507131. The next prime is 63507167. The reversal of 63507142 is 24170536.
It is a semiprime because it is the product of two primes.
It is a self number, because there is not a number n which added to its sum of digits gives 63507142.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15876784 + ... + 15876787.
It is an arithmetic number, because the mean of its divisors is an integer number (23815179).
Almost surely, 263507142 is an apocalyptic number.
63507142 is a deficient number, since it is larger than the sum of its proper divisors (31753574).
63507142 is a wasteful number, since it uses less digits than its factorization.
63507142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31753573.
The product of its (nonzero) digits is 5040, while the sum is 28.
The square root of 63507142 is about 7969.1368415908. The cubic root of 63507142 is about 398.9705654340.
Adding to 63507142 its reverse (24170536), we get a palindrome (87677678).
The spelling of 63507142 in words is "sixty-three million, five hundred seven thousand, one hundred forty-two".
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