Base | Representation |
---|---|
bin | 10010010010111… |
… | …11111001011010 |
3 | 101200210211200120 |
4 | 21021133321122 |
5 | 303243004030 |
6 | 23121414110 |
7 | 3542412546 |
oct | 1111377132 |
9 | 350724616 |
10 | 153484890 |
11 | 79702519 |
12 | 4349a336 |
13 | 25a4c180 |
14 | 16554a26 |
15 | d71c010 |
hex | 925fe5a |
153484890 has 32 divisors (see below), whose sum is σ = 396700416. Its totient is φ = 37780800.
The previous prime is 153484883. The next prime is 153484921. The reversal of 153484890 is 98484351.
It is a super-2 number, since 2×1534848902 = 47115222916624200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196386 + ... + 197165.
It is an arithmetic number, because the mean of its divisors is an integer number (12396888).
Almost surely, 2153484890 is an apocalyptic number.
153484890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
153484890 is an abundant number, since it is smaller than the sum of its proper divisors (243215526).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
153484890 is a wasteful number, since it uses less digits than its factorization.
153484890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393574.
The product of its (nonzero) digits is 138240, while the sum is 42.
The square root of 153484890 is about 12388.9018883838. The cubic root of 153484890 is about 535.4125446413.
The spelling of 153484890 in words is "one hundred fifty-three million, four hundred eighty-four thousand, eight hundred ninety".
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