Base | Representation |
---|---|
bin | 1000110111011… |
… | …00110010001110 |
3 | 12011221101201111 |
4 | 10123230302032 |
5 | 123014321230 |
6 | 11214002234 |
7 | 1562064466 |
oct | 433546216 |
9 | 164841644 |
10 | 74370190 |
11 | 38a86474 |
12 | 20aa637a |
13 | 1253ba3b |
14 | 9c3cba6 |
15 | 67e092a |
hex | 46ecc8e |
74370190 has 16 divisors (see below), whose sum is σ = 134426160. Its totient is φ = 29623680.
The previous prime is 74370173. The next prime is 74370193. The reversal of 74370190 is 9107347.
It is a super-2 number, since 2×743701902 = 11061850321272200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74370193) 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, 13020 + ... + 17839.
It is an arithmetic number, because the mean of its divisors is an integer number (8401635).
Almost surely, 274370190 is an apocalyptic number.
74370190 is a deficient number, since it is larger than the sum of its proper divisors (60055970).
74370190 is a wasteful number, since it uses less digits than its factorization.
74370190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31107.
The product of its (nonzero) digits is 5292, while the sum is 31.
The square root of 74370190 is about 8623.8152809531. The cubic root of 74370190 is about 420.5325632713.
The spelling of 74370190 in words is "seventy-four million, three hundred seventy thousand, one hundred ninety".
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