Base | Representation |
---|---|
bin | 1011010001100… |
… | …01010101000010 |
3 | 20120221211222200 |
4 | 11220301111002 |
5 | 143202331030 |
6 | 13215014030 |
7 | 2225602425 |
oct | 550612502 |
9 | 216854880 |
10 | 94573890 |
11 | 49425844 |
12 | 2780a316 |
13 | 16793aa8 |
14 | c7bb9bc |
15 | 8481d60 |
hex | 5a31542 |
94573890 has 48 divisors (see below), whose sum is σ = 260360568. Its totient is φ = 23735808.
The previous prime is 94573877. The next prime is 94573891. The reversal of 94573890 is 9837549.
It can be written as a sum of positive squares in 4 ways, for example, as 92332881 + 2241009 = 9609^2 + 1497^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (94573891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29377 + ... + 32436.
Almost surely, 294573890 is an apocalyptic number.
94573890 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
94573890 is an abundant number, since it is smaller than the sum of its proper divisors (165786678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
94573890 is a wasteful number, since it uses less digits than its factorization.
94573890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61843 (or 61840 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 45.
The square root of 94573890 is about 9724.9107965061. The cubic root of 94573890 is about 455.6070310221.
The spelling of 94573890 in words is "ninety-four million, five hundred seventy-three thousand, eight hundred ninety".
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