Base | Representation |
---|---|
bin | 110010111110001… |
… | …000000101001110 |
3 | 2012121002221220211 |
4 | 302332020011032 |
5 | 3222404144310 |
6 | 220504433034 |
7 | 30122425306 |
oct | 6276100516 |
9 | 2177087824 |
10 | 855146830 |
11 | 3a978751a |
12 | 1ba47877a |
13 | 108220b55 |
14 | 81802606 |
15 | 5011bc8a |
hex | 32f8814e |
855146830 has 8 divisors (see below), whose sum is σ = 1539264312. Its totient is φ = 342058728.
The previous prime is 855146827. The next prime is 855146837. The reversal of 855146830 is 38641558.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×8551468302 = 1462552201718097800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (855146837) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42757332 + ... + 42757351.
It is an arithmetic number, because the mean of its divisors is an integer number (192408039).
Almost surely, 2855146830 is an apocalyptic number.
855146830 is a deficient number, since it is larger than the sum of its proper divisors (684117482).
855146830 is a wasteful number, since it uses less digits than its factorization.
855146830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85514690.
The product of its (nonzero) digits is 115200, while the sum is 40.
The square root of 855146830 is about 29242.8936666671. The cubic root of 855146830 is about 949.1763239144.
The spelling of 855146830 in words is "eight hundred fifty-five million, one hundred forty-six thousand, eight hundred thirty".
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