Base | Representation |
---|---|
bin | 10010001001001… |
… | …00101100011100 |
3 | 101121101020200011 |
4 | 21010210230130 |
5 | 302430200240 |
6 | 23034013004 |
7 | 3525424522 |
oct | 1104445434 |
9 | 347336604 |
10 | 152193820 |
11 | 78a00519 |
12 | 42b77164 |
13 | 256b961c |
14 | 162da312 |
15 | d5646ea |
hex | 9124b1c |
152193820 has 12 divisors (see below), whose sum is σ = 319607064. Its totient is φ = 60877520.
The previous prime is 152193803. The next prime is 152193823. The reversal of 152193820 is 28391251.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152193823) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3804826 + ... + 3804865.
It is an arithmetic number, because the mean of its divisors is an integer number (26633922).
Almost surely, 2152193820 is an apocalyptic number.
152193820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
152193820 is an abundant number, since it is smaller than the sum of its proper divisors (167413244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152193820 is a wasteful number, since it uses less digits than its factorization.
152193820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7609700 (or 7609698 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 31.
The square root of 152193820 is about 12336.6859407217. The cubic root of 152193820 is about 533.9070709439.
The spelling of 152193820 in words is "one hundred fifty-two million, one hundred ninety-three thousand, eight hundred twenty".
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