Base | Representation |
---|---|
bin | 1110101001111… |
… | …0010000000010 |
3 | 11021122202221210 |
4 | 3222132100002 |
5 | 111213344402 |
6 | 10033230550 |
7 | 1344310002 |
oct | 352362002 |
9 | 137582853 |
10 | 61465602 |
11 | 31772020 |
12 | 18702456 |
13 | c9710a3 |
14 | 8240002 |
15 | 55e206c |
hex | 3a9e402 |
61465602 has 32 divisors (see below), whose sum is σ = 135503424. Its totient is φ = 18432000.
The previous prime is 61465597. The next prime is 61465603. The reversal of 61465602 is 20656416.
It is a self number, because there is not a number n which added to its sum of digits gives 61465602.
It is not an unprimeable number, because it can be changed into a prime (61465603) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1602 + ... + 11202.
It is an arithmetic number, because the mean of its divisors is an integer number (4234482).
Almost surely, 261465602 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61465602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67751712).
61465602 is an abundant number, since it is smaller than the sum of its proper divisors (74037822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61465602 is a wasteful number, since it uses less digits than its factorization.
61465602 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9714.
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 61465602 is about 7840.0001275510. Note that the first 3 decimals coincide. The cubic root of 61465602 is about 394.6487332761.
The spelling of 61465602 in words is "sixty-one million, four hundred sixty-five thousand, six hundred two".
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