Base | Representation |
---|---|
bin | 1110100111001… |
… | …1001100100110 |
3 | 11021022211001101 |
4 | 3221303030212 |
5 | 111142224004 |
6 | 10025350314 |
7 | 1342643605 |
oct | 351631446 |
9 | 137284041 |
10 | 61289254 |
11 | 31661584 |
12 | 1863839a |
13 | c90ba40 |
14 | 81d5a3c |
15 | 55a9ba4 |
hex | 3a73326 |
61289254 has 8 divisors (see below), whose sum is σ = 99005760. Its totient is φ = 28287336.
The previous prime is 61289243. The next prime is 61289287. The reversal of 61289254 is 45298216.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1178614 + ... + 1178665.
It is an arithmetic number, because the mean of its divisors is an integer number (12375720).
Almost surely, 261289254 is an apocalyptic number.
61289254 is a deficient number, since it is larger than the sum of its proper divisors (37716506).
61289254 is a wasteful number, since it uses less digits than its factorization.
61289254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2357294.
The product of its digits is 34560, while the sum is 37.
The square root of 61289254 is about 7828.7453656381. The cubic root of 61289254 is about 394.2709491900.
The spelling of 61289254 in words is "sixty-one million, two hundred eighty-nine thousand, two hundred fifty-four".
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