Base | Representation |
---|---|
bin | 1110100101110… |
… | …1111010111010 |
3 | 11021011101111200 |
4 | 3221131322322 |
5 | 111131431411 |
6 | 10023435030 |
7 | 1342131540 |
oct | 351357272 |
9 | 137141450 |
10 | 61202106 |
11 | 31602059 |
12 | 185b5a76 |
13 | c8ab184 |
14 | 81b1d90 |
15 | 558de56 |
hex | 3a5deba |
61202106 has 24 divisors (see below), whose sum is σ = 151548384. Its totient is φ = 17486280.
The previous prime is 61202101. The next prime is 61202129. The reversal of 61202106 is 60120216.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (61202101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242740 + ... + 242991.
It is an arithmetic number, because the mean of its divisors is an integer number (6314516).
Almost surely, 261202106 is an apocalyptic number.
61202106 is an abundant number, since it is smaller than the sum of its proper divisors (90346278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61202106 is a wasteful number, since it uses less digits than its factorization.
61202106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 485746 (or 485743 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 61202106 is about 7823.1774874408. The cubic root of 61202106 is about 394.0839875237.
It can be divided in two parts, 6120210 and 6, that added together give a palindrome (6120216).
The spelling of 61202106 in words is "sixty-one million, two hundred two thousand, one hundred six".
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