Base | Representation |
---|---|
bin | 1010011011001… |
… | …11011101000000 |
3 | 20002120012110112 |
4 | 11031213131000 |
5 | 134342034202 |
6 | 12402250452 |
7 | 2111234312 |
oct | 515473500 |
9 | 202505415 |
10 | 87455552 |
11 | 45403718 |
12 | 25356a28 |
13 | 15170a62 |
14 | b8877b2 |
15 | 7a27b52 |
hex | 5367740 |
87455552 has 14 divisors (see below), whose sum is σ = 173544738. Its totient is φ = 43727744.
The previous prime is 87455551. The next prime is 87455573. The reversal of 87455552 is 25555478.
It can be written as a sum of positive squares in only one way, i.e., 86564416 + 891136 = 9304^2 + 944^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87455551) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 683183 + ... + 683310.
Almost surely, 287455552 is an apocalyptic number.
It is an amenable number.
87455552 is a deficient number, since it is larger than the sum of its proper divisors (86089186).
87455552 is a wasteful number, since it uses less digits than its factorization.
87455552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1366505 (or 1366495 counting only the distinct ones).
The product of its digits is 280000, while the sum is 41.
The square root of 87455552 is about 9351.7673196033. The cubic root of 87455552 is about 443.8768156494.
The spelling of 87455552 in words is "eighty-seven million, four hundred fifty-five thousand, five hundred fifty-two".
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