Base | Representation |
---|---|
bin | 10010011110101… |
… | …00111011110100 |
3 | 101210200110122202 |
4 | 21033110323310 |
5 | 304140402402 |
6 | 23214244032 |
7 | 3561405341 |
oct | 1117247364 |
9 | 353613582 |
10 | 155012852 |
11 | 7a5564a5 |
12 | 43ab6618 |
13 | 261657a7 |
14 | 168317c8 |
15 | d91eb02 |
hex | 93d4ef4 |
155012852 has 24 divisors (see below), whose sum is σ = 276044160. Its totient is φ = 76152960.
The previous prime is 155012843. The next prime is 155012857. The reversal of 155012852 is 258210551.
155012852 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155012857) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70652 + ... + 72812.
It is an arithmetic number, because the mean of its divisors is an integer number (11501840).
Almost surely, 2155012852 is an apocalyptic number.
It is an amenable number.
155012852 is a deficient number, since it is larger than the sum of its proper divisors (121031308).
155012852 is a wasteful number, since it uses less digits than its factorization.
155012852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2471 (or 2469 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 29.
The square root of 155012852 is about 12450.4157360307. The cubic root of 155012852 is about 537.1833817294.
The spelling of 155012852 in words is "one hundred fifty-five million, twelve thousand, eight hundred fifty-two".
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