Base | Representation |
---|---|
bin | 111111110010010… |
… | …1011001101110110 |
3 | 12112011101112221110 |
4 | 1333210223031312 |
5 | 13340410230010 |
6 | 552214255450 |
7 | 104016265560 |
oct | 17744531566 |
9 | 5464345843 |
10 | 2140320630 |
11 | 9a9178628 |
12 | 4b8957586 |
13 | 281567616 |
14 | 164384330 |
15 | c7d7e120 |
hex | 7f92b376 |
2140320630 has 32 divisors (see below), whose sum is σ = 5870594304. Its totient is φ = 489216096.
The previous prime is 2140320613. The next prime is 2140320667. The reversal of 2140320630 is 360230412.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 2140320597 and 2140320606.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5095792 + ... + 5096211.
It is an arithmetic number, because the mean of its divisors is an integer number (183456072).
Almost surely, 22140320630 is an apocalyptic number.
2140320630 is an abundant number, since it is smaller than the sum of its proper divisors (3730273674).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2140320630 is a wasteful number, since it uses less digits than its factorization.
2140320630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10192020.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 2140320630 is about 46263.5994060125. The cubic root of 2140320630 is about 1288.7230979968.
The spelling of 2140320630 in words is "two billion, one hundred forty million, three hundred twenty thousand, six hundred thirty".
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