Base | Representation |
---|---|
bin | 1010001100100000011110 |
3 | 12000210012210 |
4 | 22030200132 |
5 | 1141011140 |
6 | 133141250 |
7 | 31501020 |
oct | 12144036 |
9 | 5023183 |
10 | 2672670 |
11 | 1566020 |
12 | a8a826 |
13 | 727680 |
14 | 4d8010 |
15 | 37bd80 |
hex | 28c81e |
2672670 has 128 divisors (see below), whose sum is σ = 8709120. Its totient is φ = 506880.
The previous prime is 2672639. The next prime is 2672671. The reversal of 2672670 is 762762.
2672670 is a nontrivial binomial coefficient, being equal to C(91, 4).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2672671) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29986 + ... + 30074.
It is an arithmetic number, because the mean of its divisors is an integer number (68040).
22672670 is an apocalyptic number.
2672670 is the 1335-th pentagonal number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2672670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4354560).
2672670 is an abundant number, since it is smaller than the sum of its proper divisors (6036450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2672670 is a wasteful number, since it uses less digits than its factorization.
2672670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130.
The product of its (nonzero) digits is 7056, while the sum is 30.
The square root of 2672670 is about 1634.8302664191. The cubic root of 2672670 is about 138.7762388491.
It can be divided in two parts, 26726 and 70, that added together give a triangular number (26796 = T231).
The spelling of 2672670 in words is "two million, six hundred seventy-two thousand, six hundred seventy".
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