Base | Representation |
---|---|
bin | 1110101001001… |
… | …1111011110111 |
3 | 11021120121222221 |
4 | 3222103323313 |
5 | 111211021401 |
6 | 10032303211 |
7 | 1344042553 |
oct | 352237367 |
9 | 137517887 |
10 | 61423351 |
11 | 31743300 |
12 | 186a1b07 |
13 | c957aa2 |
14 | 822c863 |
15 | 55d47a1 |
hex | 3a93ef7 |
61423351 has 6 divisors (see below), whose sum is σ = 67515056. Its totient is φ = 55839300.
The previous prime is 61423331. The next prime is 61423357. The reversal of 61423351 is 15332416.
It is not a de Polignac number, because 61423351 - 25 = 61423319 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61423357) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 253695 + ... + 253936.
Almost surely, 261423351 is an apocalyptic number.
61423351 is a deficient number, since it is larger than the sum of its proper divisors (6091705).
61423351 is a wasteful number, since it uses less digits than its factorization.
61423351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 507653 (or 507642 counting only the distinct ones).
The product of its digits is 2160, while the sum is 25.
The square root of 61423351 is about 7837.3050852956. The cubic root of 61423351 is about 394.5582863424.
Adding to 61423351 its reverse (15332416), we get a palindrome (76755767).
The spelling of 61423351 in words is "sixty-one million, four hundred twenty-three thousand, three hundred fifty-one".
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