Base | Representation |
---|---|
bin | 1000101010011011111010 |
3 | 11021101012000 |
4 | 20222123322 |
5 | 1040132340 |
6 | 120401430 |
7 | 25205622 |
oct | 10523372 |
9 | 4241160 |
10 | 2270970 |
11 | 1311239 |
12 | 916276 |
13 | 616890 |
14 | 431882 |
15 | 2ecd30 |
hex | 22a6fa |
2270970 has 64 divisors (see below), whose sum is σ = 6531840. Its totient is φ = 558144.
The previous prime is 2270953. The next prime is 2270977. The reversal of 2270970 is 790722.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (2270977) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3187 + ... + 3833.
It is an arithmetic number, because the mean of its divisors is an integer number (102060).
22270970 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2270970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3265920).
2270970 is an abundant number, since it is smaller than the sum of its proper divisors (4260870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2270970 is a wasteful number, since it uses less digits than its factorization.
2270970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 676 (or 670 counting only the distinct ones).
The product of its (nonzero) digits is 1764, while the sum is 27.
The square root of 2270970 is about 1506.9737887568. The cubic root of 2270970 is about 131.4429000266.
It can be divided in two parts, 2270 and 970, that added together give a triangular number (3240 = T80).
The spelling of 2270970 in words is "two million, two hundred seventy thousand, nine hundred seventy".
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