Base | Representation |
---|---|
bin | 111001011001… |
… | …0010100111000 |
3 | 2002121202110220 |
4 | 1302302110320 |
5 | 30200344202 |
6 | 2552540040 |
7 | 513523362 |
oct | 162622470 |
9 | 62552426 |
10 | 30090552 |
11 | 15a92528 |
12 | a0b1620 |
13 | 630727b |
14 | 3dd3d32 |
15 | 2995abc |
hex | 1cb2538 |
30090552 has 32 divisors (see below), whose sum is σ = 75563280. Its totient is φ = 9985280.
The previous prime is 30090517. The next prime is 30090559. The reversal of 30090552 is 25509003.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30090559) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2902 + ... + 8282.
Almost surely, 230090552 is an apocalyptic number.
It is an amenable number.
30090552 is an abundant number, since it is smaller than the sum of its proper divisors (45472728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30090552 is a wasteful number, since it uses less digits than its factorization.
30090552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5623 (or 5619 counting only the distinct ones).
The product of its (nonzero) digits is 1350, while the sum is 24.
The square root of 30090552 is about 5485.4855755895. The cubic root of 30090552 is about 311.0355655952.
Adding to 30090552 its reverse (25509003), we get a palindrome (55599555).
The spelling of 30090552 in words is "thirty million, ninety thousand, five hundred fifty-two".
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