Base | Representation |
---|---|
bin | 1010011010111… |
… | …10110110100110 |
3 | 20002111102010212 |
4 | 11031132312212 |
5 | 134334422301 |
6 | 12401415422 |
7 | 2111026520 |
oct | 515366646 |
9 | 202442125 |
10 | 87420326 |
11 | 4538a204 |
12 | 2533a572 |
13 | 1515aa06 |
14 | b878a10 |
15 | 7a1c4bb |
hex | 535eda6 |
87420326 has 32 divisors (see below), whose sum is σ = 155960640. Its totient is φ = 35957376.
The previous prime is 87420317. The next prime is 87420343. The reversal of 87420326 is 62302478.
It is a junction number, because it is equal to n+sod(n) for n = 87420292 and 87420301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79436 + ... + 80528.
It is an arithmetic number, because the mean of its divisors is an integer number (4873770).
Almost surely, 287420326 is an apocalyptic number.
87420326 is a deficient number, since it is larger than the sum of its proper divisors (68540314).
87420326 is a wasteful number, since it uses less digits than its factorization.
87420326 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1328.
The product of its (nonzero) digits is 16128, while the sum is 32.
The square root of 87420326 is about 9349.8837425927. The cubic root of 87420326 is about 443.8172116405.
The spelling of 87420326 in words is "eighty-seven million, four hundred twenty thousand, three hundred twenty-six".
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