Base | Representation |
---|---|
bin | 1010011000001… |
… | …10111010100001 |
3 | 20001211010001020 |
4 | 11030012322201 |
5 | 134241411004 |
6 | 12350000053 |
7 | 2104666422 |
oct | 514067241 |
9 | 201733036 |
10 | 87060129 |
11 | 45163622 |
12 | 251a6029 |
13 | 15062a90 |
14 | b7c3649 |
15 | 799a8d9 |
hex | 5306ea1 |
87060129 has 32 divisors (see below), whose sum is σ = 132378624. Its totient is φ = 50487360.
The previous prime is 87060091. The next prime is 87060137. The reversal of 87060129 is 92106078.
It is a de Polignac number, because none of the positive numbers 2k-87060129 is a prime.
It is a super-2 number, since 2×870601292 = 15158932122993282, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 87060129.
It is not an unprimeable number, because it can be changed into a prime (87060199) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63004 + ... + 64370.
It is an arithmetic number, because the mean of its divisors is an integer number (4136832).
Almost surely, 287060129 is an apocalyptic number.
It is an amenable number.
87060129 is a deficient number, since it is larger than the sum of its proper divisors (45318495).
87060129 is a wasteful number, since it uses less digits than its factorization.
87060129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1477.
The product of its (nonzero) digits is 6048, while the sum is 33.
The square root of 87060129 is about 9330.6017490835. The cubic root of 87060129 is about 443.2068208303.
The spelling of 87060129 in words is "eighty-seven million, sixty thousand, one hundred twenty-nine".
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