Base | Representation |
---|---|
bin | 1110100010111… |
… | …1100101001111 |
3 | 11020210202010221 |
4 | 3220233211033 |
5 | 111104343203 |
6 | 10015412211 |
7 | 1340411302 |
oct | 350574517 |
9 | 136722127 |
10 | 61012303 |
11 | 314924a0 |
12 | 18524067 |
13 | c842971 |
14 | 8162b39 |
15 | 5552abd |
hex | 3a2f94f |
61012303 has 16 divisors (see below), whose sum is σ = 70722720. Its totient is φ = 52019200.
The previous prime is 61012229. The next prime is 61012319. The reversal of 61012303 is 30321016.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-61012303 is a prime.
It is a super-2 number, since 2×610123032 = 7445002234727618, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61012373) 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, 94863 + ... + 95503.
It is an arithmetic number, because the mean of its divisors is an integer number (4420170).
Almost surely, 261012303 is an apocalyptic number.
61012303 is a deficient number, since it is larger than the sum of its proper divisors (9710417).
61012303 is a wasteful number, since it uses less digits than its factorization.
61012303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1178.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 61012303 is about 7811.0372550641. The cubic root of 61012303 is about 393.6761814082.
Adding to 61012303 its reverse (30321016), we get a palindrome (91333319).
The spelling of 61012303 in words is "sixty-one million, twelve thousand, three hundred three".
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