Base | Representation |
---|---|
bin | 1000110010000… |
… | …01011000110100 |
3 | 12010121201200221 |
4 | 10121001120310 |
5 | 122324340043 |
6 | 11150544124 |
7 | 1553111641 |
oct | 431013064 |
9 | 163551627 |
10 | 73668148 |
11 | 38646a74 |
12 | 20808044 |
13 | 12354328 |
14 | 9ad8dc8 |
15 | 67028ed |
hex | 4641634 |
73668148 has 12 divisors (see below), whose sum is σ = 130368420. Its totient is φ = 36420032.
The previous prime is 73668143. The next prime is 73668163. The reversal of 73668148 is 84186637.
It can be written as a sum of positive squares in 2 ways, for example, as 13264164 + 60403984 = 3642^2 + 7772^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73668143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103111 + ... + 103822.
It is an arithmetic number, because the mean of its divisors is an integer number (10864035).
Almost surely, 273668148 is an apocalyptic number.
It is an amenable number.
73668148 is a deficient number, since it is larger than the sum of its proper divisors (56700272).
73668148 is a wasteful number, since it uses less digits than its factorization.
73668148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 207026 (or 207024 counting only the distinct ones).
The product of its digits is 193536, while the sum is 43.
The square root of 73668148 is about 8583.0150879513. The cubic root of 73668148 is about 419.2051254763.
The spelling of 73668148 in words is "seventy-three million, six hundred sixty-eight thousand, one hundred forty-eight".
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