Base | Representation |
---|---|
bin | 10010010010100… |
… | …00000101101001 |
3 | 101200200112212022 |
4 | 21021100011221 |
5 | 303233421022 |
6 | 23120154225 |
7 | 3542023013 |
oct | 1111200551 |
9 | 350615768 |
10 | 153420137 |
11 | 79668902 |
12 | 43468975 |
13 | 25a28860 |
14 | 165391b3 |
15 | d707c42 |
hex | 9250169 |
153420137 has 8 divisors (see below), whose sum is σ = 167549760. Its totient is φ = 139623120.
The previous prime is 153420103. The next prime is 153420149. The reversal of 153420137 is 731024351.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 153420137 - 210 = 153419113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (153420187) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82187 + ... + 84032.
It is an arithmetic number, because the mean of its divisors is an integer number (20943720).
Almost surely, 2153420137 is an apocalyptic number.
It is an amenable number.
153420137 is a deficient number, since it is larger than the sum of its proper divisors (14129623).
153420137 is a wasteful number, since it uses less digits than its factorization.
153420137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166303.
The product of its (nonzero) digits is 2520, while the sum is 26.
The square root of 153420137 is about 12386.2882656589. The cubic root of 153420137 is about 535.3372398449.
Adding to 153420137 its reverse (731024351), we get a palindrome (884444488).
The spelling of 153420137 in words is "one hundred fifty-three million, four hundred twenty thousand, one hundred thirty-seven".
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