Base | Representation |
---|---|
bin | 1001001010100… |
… | …00100111111000 |
3 | 12100122201102122 |
4 | 10211100213320 |
5 | 124140020110 |
6 | 11343420412 |
7 | 1622303045 |
oct | 445204770 |
9 | 170581378 |
10 | 76876280 |
11 | 3a438318 |
12 | 218b4708 |
13 | 12c08630 |
14 | a2d21cc |
15 | 6b38255 |
hex | 49509f8 |
76876280 has 128 divisors (see below), whose sum is σ = 203212800. Its totient is φ = 25920000.
The previous prime is 76876277. The next prime is 76876291. The reversal of 76876280 is 8267867.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306155 + ... + 306405.
It is an arithmetic number, because the mean of its divisors is an integer number (1587600).
Almost surely, 276876280 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 76876280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101606400).
76876280 is an abundant number, since it is smaller than the sum of its proper divisors (126336520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76876280 is a wasteful number, since it uses less digits than its factorization.
76876280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 325 (or 321 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 44.
The square root of 76876280 is about 8767.9119521127. The cubic root of 76876280 is about 425.2041095715.
The spelling of 76876280 in words is "seventy-six million, eight hundred seventy-six thousand, two hundred eighty".
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