Base | Representation |
---|---|
bin | 10010001001010… |
… | …10011001111100 |
3 | 101121102102202112 |
4 | 21010222121330 |
5 | 302431422322 |
6 | 23034313152 |
7 | 3525552650 |
oct | 1104523174 |
9 | 347372675 |
10 | 152217212 |
11 | 78a17054 |
12 | 42b887b8 |
13 | 256c7174 |
14 | 16304a60 |
15 | d56b5e2 |
hex | 912a67c |
152217212 has 24 divisors (see below), whose sum is σ = 304708320. Its totient is φ = 65177280.
The previous prime is 152217203. The next prime is 152217229. The reversal of 152217212 is 212712251.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46262 + ... + 49442.
It is an arithmetic number, because the mean of its divisors is an integer number (12696180).
Almost surely, 2152217212 is an apocalyptic number.
It is an amenable number.
152217212 is an abundant number, since it is smaller than the sum of its proper divisors (152491108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152217212 is a wasteful number, since it uses less digits than its factorization.
152217212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4901 (or 4899 counting only the distinct ones).
The product of its digits is 560, while the sum is 23.
The square root of 152217212 is about 12337.6339709038. The cubic root of 152217212 is about 533.9344231592.
Adding to 152217212 its reverse (212712251), we get a palindrome (364929463).
The spelling of 152217212 in words is "one hundred fifty-two million, two hundred seventeen thousand, two hundred twelve".
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