Base | Representation |
---|---|
bin | 1001000110110… |
… | …01011001101110 |
3 | 12022201220120100 |
4 | 10203121121232 |
5 | 124023403300 |
6 | 11325131530 |
7 | 1615200252 |
oct | 443313156 |
9 | 168656510 |
10 | 76387950 |
11 | 3a134441 |
12 | 216b9ba6 |
13 | 12a97292 |
14 | a206262 |
15 | 6a8d700 |
hex | 48d966e |
76387950 has 36 divisors (see below), whose sum is σ = 205230168. Its totient is φ = 20370000.
The previous prime is 76387939. The next prime is 76387951. The reversal of 76387950 is 5978367.
It is a happy number.
76387950 is a `hidden beast` number, since 7 + 638 + 7 + 9 + 5 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 76387896 and 76387905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76387951) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 84426 + ... + 85325.
It is an arithmetic number, because the mean of its divisors is an integer number (5700838).
Almost surely, 276387950 is an apocalyptic number.
76387950 is an abundant number, since it is smaller than the sum of its proper divisors (128842218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76387950 is a wasteful number, since it uses less digits than its factorization.
76387950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 169769 (or 169761 counting only the distinct ones).
The product of its (nonzero) digits is 317520, while the sum is 45.
The square root of 76387950 is about 8740.0200228604. The cubic root of 76387950 is about 424.3018757721.
The spelling of 76387950 in words is "seventy-six million, three hundred eighty-seven thousand, nine hundred fifty".
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