Base | Representation |
---|---|
bin | 1000100000111… |
… | …01110001111110 |
3 | 11222101202212221 |
4 | 10100131301332 |
5 | 121241101100 |
6 | 11030515554 |
7 | 1525050406 |
oct | 420356176 |
9 | 158352787 |
10 | 71425150 |
11 | 37354855 |
12 | 1bb05bba |
13 | 11a4a404 |
14 | 96b3806 |
15 | 640d01a |
hex | 441dc7e |
71425150 has 48 divisors (see below), whose sum is σ = 137491200. Its totient is φ = 27588960.
The previous prime is 71425103. The next prime is 71425163. The reversal of 71425150 is 5152417.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 298731 + ... + 298969.
It is an arithmetic number, because the mean of its divisors is an integer number (2864400).
Almost surely, 271425150 is an apocalyptic number.
71425150 is a deficient number, since it is larger than the sum of its proper divisors (66066050).
71425150 is a wasteful number, since it uses less digits than its factorization.
71425150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 433 (or 428 counting only the distinct ones).
The product of its (nonzero) digits is 1400, while the sum is 25.
The square root of 71425150 is about 8451.3401304172. The cubic root of 71425150 is about 414.9066417955.
Adding to 71425150 its reverse (5152417), we get a palindrome (76577567).
The spelling of 71425150 in words is "seventy-one million, four hundred twenty-five thousand, one hundred fifty".
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