Base | Representation |
---|---|
bin | 1010010101111… |
… | …00011000110110 |
3 | 20001020121022100 |
4 | 11022330120312 |
5 | 134202123440 |
6 | 12335242530 |
7 | 2102255436 |
oct | 512743066 |
9 | 201217270 |
10 | 86754870 |
11 | 44a75244 |
12 | 25079446 |
13 | 14c86b57 |
14 | b7442c6 |
15 | 793a230 |
hex | 52bc636 |
86754870 has 24 divisors (see below), whose sum is σ = 225562896. Its totient is φ = 23134608.
The previous prime is 86754869. The next prime is 86754901. The reversal of 86754870 is 7845768.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 481882 + ... + 482061.
It is an arithmetic number, because the mean of its divisors is an integer number (9398454).
Almost surely, 286754870 is an apocalyptic number.
86754870 is an abundant number, since it is smaller than the sum of its proper divisors (138808026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86754870 is a wasteful number, since it uses less digits than its factorization.
86754870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 963956 (or 963953 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 45.
The square root of 86754870 is about 9314.2294367274. The cubic root of 86754870 is about 442.6882087436.
The spelling of 86754870 in words is "eighty-six million, seven hundred fifty-four thousand, eight hundred seventy".
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