Base | Representation |
---|---|
bin | 111001001101100001… |
… | …100000001010111110 |
3 | 12212120011200222120200 |
4 | 321031201200022332 |
5 | 2001302110422202 |
6 | 44115353424330 |
7 | 4303203555264 |
oct | 711541401276 |
9 | 185504628520 |
10 | 61430170302 |
11 | 24063803196 |
12 | baa4a0b0a6 |
13 | 5a3cb402c7 |
14 | 2d8a7ba434 |
15 | 18e80a6e1c |
hex | e4d8602be |
61430170302 has 24 divisors (see below), whose sum is σ = 140103897960. Its totient is φ = 19399001040.
The previous prime is 61430170297. The next prime is 61430170303. The reversal of 61430170302 is 20307103416.
61430170302 is a `hidden beast` number, since 61 + 430 + 170 + 3 + 0 + 2 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61430170303) 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, 89809849 + ... + 89810532.
It is an arithmetic number, because the mean of its divisors is an integer number (5837662415).
Almost surely, 261430170302 is an apocalyptic number.
61430170302 is an abundant number, since it is smaller than the sum of its proper divisors (78673727658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61430170302 is a wasteful number, since it uses less digits than its factorization.
61430170302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179620408 (or 179620405 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 27.
Adding to 61430170302 its reverse (20307103416), we get a palindrome (81737273718).
The spelling of 61430170302 in words is "sixty-one billion, four hundred thirty million, one hundred seventy thousand, three hundred two".
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