Base | Representation |
---|---|
bin | 10010010000100… |
… | …10110000110011 |
3 | 101200012210021222 |
4 | 21020102300303 |
5 | 303202401242 |
6 | 23110535255 |
7 | 3536625461 |
oct | 1110226063 |
9 | 350183258 |
10 | 153168947 |
11 | 79507108 |
12 | 4336752b |
13 | 2596b419 |
14 | 164b1831 |
15 | d6a85d2 |
hex | 9212c33 |
153168947 has 8 divisors (see below), whose sum is σ = 155252160. Its totient is φ = 151091560.
The previous prime is 153168943. The next prime is 153168949. The reversal of 153168947 is 749861351.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 153168947 - 22 = 153168943 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 153168898 and 153168907.
It is not an unprimeable number, because it can be changed into a prime (153168941) 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, 83672 + ... + 85482.
It is an arithmetic number, because the mean of its divisors is an integer number (19406520).
Almost surely, 2153168947 is an apocalyptic number.
153168947 is a deficient number, since it is larger than the sum of its proper divisors (2083213).
153168947 is a wasteful number, since it uses less digits than its factorization.
153168947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2913.
The product of its digits is 181440, while the sum is 44.
The square root of 153168947 is about 12376.1442703291. The cubic root of 153168947 is about 535.0449166004.
The spelling of 153168947 in words is "one hundred fifty-three million, one hundred sixty-eight thousand, nine hundred forty-seven".
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