Base | Representation |
---|---|
bin | 11110000100001… |
… | …01100011000110 |
3 | 122120120100120100 |
4 | 33002011203012 |
5 | 1004031032004 |
6 | 41005344530 |
7 | 6151465200 |
oct | 1702054306 |
9 | 576510510 |
10 | 252205254 |
11 | 11a3aa5a4 |
12 | 70568146 |
13 | 403353a2 |
14 | 256d1770 |
15 | 1721c739 |
hex | f0858c6 |
252205254 has 72 divisors (see below), whose sum is σ = 638623440. Its totient is φ = 71723232.
The previous prime is 252205249. The next prime is 252205273. The reversal of 252205254 is 452502252.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 236727 + ... + 237789.
It is an arithmetic number, because the mean of its divisors is an integer number (8869770).
Almost surely, 2252205254 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 252205254, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (319311720).
252205254 is an abundant number, since it is smaller than the sum of its proper divisors (386418186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252205254 is a wasteful number, since it uses less digits than its factorization.
252205254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1354 (or 1344 counting only the distinct ones).
The product of its (nonzero) digits is 8000, while the sum is 27.
The square root of 252205254 is about 15880.9714438381. The cubic root of 252205254 is about 631.8074023905.
The spelling of 252205254 in words is "two hundred fifty-two million, two hundred five thousand, two hundred fifty-four".
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