Base | Representation |
---|---|
bin | 10010010010010… |
… | …11101011100001 |
3 | 101200122122002120 |
4 | 21021023223201 |
5 | 303232331311 |
6 | 23115534453 |
7 | 3541616250 |
oct | 1111135341 |
9 | 350578076 |
10 | 153402081 |
11 | 79656288 |
12 | 4345a429 |
13 | 25a20581 |
14 | 16532797 |
15 | d702706 |
hex | 924bae1 |
153402081 has 16 divisors (see below), whose sum is σ = 234240000. Its totient is φ = 87476688.
The previous prime is 153402079. The next prime is 153402163. The reversal of 153402081 is 180204351.
It is not a de Polignac number, because 153402081 - 21 = 153402079 is a prime.
It is a super-2 number, since 2×1534020812 = 47064396910261122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (153402001) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 3160 + ... + 17798.
It is an arithmetic number, because the mean of its divisors is an integer number (14640000).
Almost surely, 2153402081 is an apocalyptic number.
It is an amenable number.
153402081 is a deficient number, since it is larger than the sum of its proper divisors (80837919).
153402081 is a wasteful number, since it uses less digits than its factorization.
153402081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15148.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 153402081 is about 12385.5593737223. The cubic root of 153402081 is about 535.3162377596.
The spelling of 153402081 in words is "one hundred fifty-three million, four hundred two thousand, eighty-one".
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