Base | Representation |
---|---|
bin | 1000111001011… |
… | …11000010010000 |
3 | 12012110011221221 |
4 | 10130233002100 |
5 | 123102012202 |
6 | 11223454424 |
7 | 1564304566 |
oct | 434570220 |
9 | 165404857 |
10 | 74641552 |
11 | 39151337 |
12 | 20bb7414 |
13 | 126053cb |
14 | 9cada36 |
15 | 6846037 |
hex | 472f090 |
74641552 has 40 divisors (see below), whose sum is σ = 151791872. Its totient is φ = 35510400.
The previous prime is 74641537. The next prime is 74641559. The reversal of 74641552 is 25514647.
It is a super-2 number, since 2×746415522 = 11142722569937408, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (74641559) 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 7 ways as a sum of consecutive naturals, for example, 29023 + ... + 31489.
Almost surely, 274641552 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74641552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75895936).
74641552 is an abundant number, since it is smaller than the sum of its proper divisors (77150320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74641552 is a wasteful number, since it uses less digits than its factorization.
74641552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2567 (or 2561 counting only the distinct ones).
The product of its digits is 33600, while the sum is 34.
The square root of 74641552 is about 8639.5342467057. The cubic root of 74641552 is about 421.0434222679.
The spelling of 74641552 in words is "seventy-four million, six hundred forty-one thousand, five hundred fifty-two".
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