Base | Representation |
---|---|
bin | 1110101000111… |
… | …1101111111010 |
3 | 11021112202110210 |
4 | 3222033233322 |
5 | 111204444302 |
6 | 10032051550 |
7 | 1343641554 |
oct | 352175772 |
9 | 137482423 |
10 | 61406202 |
11 | 31731430 |
12 | 18693bb6 |
13 | c950040 |
14 | 82264d4 |
15 | 55ce66c |
hex | 3a8fbfa |
61406202 has 32 divisors (see below), whose sum is σ = 144285120. Its totient is φ = 17176320.
The previous prime is 61406179. The next prime is 61406203. The reversal of 61406202 is 20260416.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (61406203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34927 + ... + 36642.
It is an arithmetic number, because the mean of its divisors is an integer number (4508910).
Almost surely, 261406202 is an apocalyptic number.
61406202 is an abundant number, since it is smaller than the sum of its proper divisors (82878918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61406202 is a wasteful number, since it uses less digits than its factorization.
61406202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71598.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 61406202 is about 7836.2109466247. The cubic root of 61406202 is about 394.5215635557.
Adding to 61406202 its reverse (20260416), we get a palindrome (81666618).
The spelling of 61406202 in words is "sixty-one million, four hundred six thousand, two hundred two".
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