Base | Representation |
---|---|
bin | 100000011111110… |
… | …001111100100101 |
3 | 1101222220010111002 |
4 | 200133301330211 |
5 | 2104032430312 |
6 | 130033323045 |
7 | 16340066036 |
oct | 4037617445 |
9 | 1358803432 |
10 | 545201957 |
11 | 25a830333 |
12 | 132706485 |
13 | 88c50611 |
14 | 525a0a8d |
15 | 32ce64c2 |
hex | 207f1f25 |
545201957 has 8 divisors (see below), whose sum is σ = 558377952. Its totient is φ = 532162800.
The previous prime is 545201953. The next prime is 545201963. The reversal of 545201957 is 759102545.
It is a happy number.
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 545201957 - 22 = 545201953 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 545201957.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (545201953) 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, 26123 + ... + 42104.
It is an arithmetic number, because the mean of its divisors is an integer number (69797244).
Almost surely, 2545201957 is an apocalyptic number.
It is an amenable number.
545201957 is a deficient number, since it is larger than the sum of its proper divisors (13175995).
545201957 is a wasteful number, since it uses less digits than its factorization.
545201957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68419.
The product of its (nonzero) digits is 63000, while the sum is 38.
The square root of 545201957 is about 23349.5601029227. The cubic root of 545201957 is about 816.9318004243.
The spelling of 545201957 in words is "five hundred forty-five million, two hundred one thousand, nine hundred fifty-seven".
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