Base | Representation |
---|---|
bin | 1000111011100… |
… | …00110100110100 |
3 | 12012221212121112 |
4 | 10131300310310 |
5 | 123134123103 |
6 | 11233334152 |
7 | 1566506333 |
oct | 435606464 |
9 | 165855545 |
10 | 74911028 |
11 | 39315845 |
12 | 21107358 |
13 | 1269ac6a |
14 | 9d3dd1a |
15 | 689acd8 |
hex | 4770d34 |
74911028 has 6 divisors (see below), whose sum is σ = 131094306. Its totient is φ = 37455512.
The previous prime is 74911007. The next prime is 74911037. The reversal of 74911028 is 82011947.
It can be written as a sum of positive squares in only one way, i.e., 49730704 + 25180324 = 7052^2 + 5018^2 .
It is a super-2 number, since 2×749110282 = 11223324232033568, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 74910985 and 74911003.
It is a congruent number.
It is an unprimeable number.
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, 9363875 + ... + 9363882.
It is an arithmetic number, because the mean of its divisors is an integer number (21849051).
Almost surely, 274911028 is an apocalyptic number.
It is an amenable number.
74911028 is a deficient number, since it is larger than the sum of its proper divisors (56183278).
74911028 is a wasteful number, since it uses less digits than its factorization.
74911028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18727761 (or 18727759 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 32.
The square root of 74911028 is about 8655.1157126869. The cubic root of 74911028 is about 421.5495069074.
The spelling of 74911028 in words is "seventy-four million, nine hundred eleven thousand, twenty-eight".
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