Base | Representation |
---|---|
bin | 1000110110001… |
… | …10000010100010 |
3 | 12011122100000201 |
4 | 10123012002202 |
5 | 122444231430 |
6 | 11210335414 |
7 | 1560534013 |
oct | 433060242 |
9 | 164570021 |
10 | 74211490 |
11 | 38988211 |
12 | 20a2a56a |
13 | 124b4732 |
14 | 9bdb00a |
15 | 67ad8ca |
hex | 46c60a2 |
74211490 has 16 divisors (see below), whose sum is σ = 133834752. Its totient is φ = 29628144.
The previous prime is 74211469. The next prime is 74211497. The reversal of 74211490 is 9411247.
It is not an unprimeable number, because it can be changed into a prime (74211497) 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, 1314 + ... + 12253.
It is an arithmetic number, because the mean of its divisors is an integer number (8364672).
Almost surely, 274211490 is an apocalyptic number.
74211490 is a deficient number, since it is larger than the sum of its proper divisors (59623262).
74211490 is a wasteful number, since it uses less digits than its factorization.
74211490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14121.
The product of its (nonzero) digits is 2016, while the sum is 28.
The square root of 74211490 is about 8614.6091031457. The cubic root of 74211490 is about 420.2332226991.
It can be divided in two parts, 7421 and 1490, that added together give a triangular number (8911 = T133).
The spelling of 74211490 in words is "seventy-four million, two hundred eleven thousand, four hundred ninety".
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