Base | Representation |
---|---|
bin | 100000011111110… |
… | …001111100110100 |
3 | 1101222220010111122 |
4 | 200133301330310 |
5 | 2104032430342 |
6 | 130033323112 |
7 | 16340066060 |
oct | 4037617464 |
9 | 1358803448 |
10 | 545201972 |
11 | 25a830347 |
12 | 132706498 |
13 | 88c50623 |
14 | 525a0aa0 |
15 | 32ce64d2 |
hex | 207f1f34 |
545201972 has 24 divisors (see below), whose sum is σ = 1128005760. Its totient is φ = 225600480.
The previous prime is 545201963. The next prime is 545201999. The reversal of 545201972 is 279102545.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334904 + ... + 336527.
It is an arithmetic number, because the mean of its divisors is an integer number (47000240).
Almost surely, 2545201972 is an apocalyptic number.
It is an amenable number.
545201972 is an abundant number, since it is smaller than the sum of its proper divisors (582803788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
545201972 is a wasteful number, since it uses less digits than its factorization.
545201972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 671471 (or 671469 counting only the distinct ones).
The product of its (nonzero) digits is 25200, while the sum is 35.
The square root of 545201972 is about 23349.5604241279. The cubic root of 545201972 is about 816.9318079163.
The spelling of 545201972 in words is "five hundred forty-five million, two hundred one thousand, nine hundred seventy-two".
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