Base | Representation |
---|---|
bin | 10000001001101… |
… | …111110001100000 |
3 | 200212220201222200 |
4 | 100021233301200 |
5 | 1023333143212 |
6 | 42520133200 |
7 | 6500244366 |
oct | 2011576140 |
9 | 625821880 |
10 | 270990432 |
11 | 129a70139 |
12 | 76907200 |
13 | 441b188b |
14 | 27dc1636 |
15 | 18bcd6dc |
hex | 1026fc60 |
270990432 has 72 divisors (see below), whose sum is σ = 773070480. Its totient is φ = 90044160.
The previous prime is 270990409. The next prime is 270990449. The reversal of 270990432 is 234099072.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102082 + ... + 104702.
It is an arithmetic number, because the mean of its divisors is an integer number (10737090).
Almost surely, 2270990432 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 270990432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386535240).
270990432 is an abundant number, since it is smaller than the sum of its proper divisors (502080048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270990432 is a wasteful number, since it uses less digits than its factorization.
270990432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2996 (or 2985 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 36.
The square root of 270990432 is about 16461.7870232852. The cubic root of 270990432 is about 647.1197467213.
The spelling of 270990432 in words is "two hundred seventy million, nine hundred ninety thousand, four hundred thirty-two".
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