Base | Representation |
---|---|
bin | 10010100001001… |
… | …11010011000100 |
3 | 101211022121102120 |
4 | 21100213103010 |
5 | 304232201322 |
6 | 23225405540 |
7 | 3564312033 |
oct | 1120472304 |
9 | 354277376 |
10 | 155350212 |
11 | 7a766a06 |
12 | 440398b0 |
13 | 26253204 |
14 | 168bc71a |
15 | d989a5c |
hex | 94274c4 |
155350212 has 24 divisors (see below), whose sum is σ = 366559200. Its totient is φ = 51201216.
The previous prime is 155350193. The next prime is 155350219. The reversal of 155350212 is 212053551.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (155350219) 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 7 ways as a sum of consecutive naturals, for example, 71662 + ... + 73797.
It is an arithmetic number, because the mean of its divisors is an integer number (15273300).
Almost surely, 2155350212 is an apocalyptic number.
155350212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
155350212 is an abundant number, since it is smaller than the sum of its proper divisors (211208988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155350212 is a wasteful number, since it uses less digits than its factorization.
155350212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145555 (or 145553 counting only the distinct ones).
The product of its (nonzero) digits is 1500, while the sum is 24.
The square root of 155350212 is about 12463.9565146867. The cubic root of 155350212 is about 537.5727964861.
The spelling of 155350212 in words is "one hundred fifty-five million, three hundred fifty thousand, two hundred twelve".
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