Base | Representation |
---|---|
bin | 1010011110011… |
… | …01101011111101 |
3 | 20010100110212202 |
4 | 11033031223331 |
5 | 134443434201 |
6 | 12415241245 |
7 | 2114630204 |
oct | 517155375 |
9 | 203313782 |
10 | 87874301 |
11 | 4566a299 |
12 | 25519225 |
13 | 15289538 |
14 | b95623b |
15 | 7aabc6b |
hex | 53cdafd |
87874301 has 2 divisors, whose sum is σ = 87874302. Its totient is φ = 87874300.
The previous prime is 87874291. The next prime is 87874331. The reversal of 87874301 is 10347878.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 48511225 + 39363076 = 6965^2 + 6274^2 .
It is a cyclic number.
It is not a de Polignac number, because 87874301 - 222 = 83679997 is a prime.
It is a Chen prime.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (87874331) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43937150 + 43937151.
It is an arithmetic number, because the mean of its divisors is an integer number (43937151).
Almost surely, 287874301 is an apocalyptic number.
It is an amenable number.
87874301 is a deficient number, since it is larger than the sum of its proper divisors (1).
87874301 is an equidigital number, since it uses as much as digits as its factorization.
87874301 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 37632, while the sum is 38.
The square root of 87874301 is about 9374.1293462380. The cubic root of 87874301 is about 444.5841353237.
The spelling of 87874301 in words is "eighty-seven million, eight hundred seventy-four thousand, three hundred one".
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