Base | Representation |
---|---|
bin | 1110100101000… |
… | …1100010101110 |
3 | 11021001210221220 |
4 | 3221101202232 |
5 | 111123321111 |
6 | 10022404210 |
7 | 1341530661 |
oct | 351214256 |
9 | 137053856 |
10 | 61151406 |
11 | 31577a58 |
12 | 18590666 |
13 | c891084 |
14 | 819b6d8 |
15 | 557de06 |
hex | 3a518ae |
61151406 has 32 divisors (see below), whose sum is σ = 127085568. Its totient is φ = 19595520.
The previous prime is 61151357. The next prime is 61151429. The reversal of 61151406 is 60415116.
61151406 is nontrivially palindromic in base 5.
61151406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29310 + ... + 31326.
It is an arithmetic number, because the mean of its divisors is an integer number (3971424).
Almost surely, 261151406 is an apocalyptic number.
61151406 is an abundant number, since it is smaller than the sum of its proper divisors (65934162).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61151406 is a wasteful number, since it uses less digits than its factorization.
61151406 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2216.
The product of its (nonzero) digits is 720, while the sum is 24.
The square root of 61151406 is about 7819.9364447545. The cubic root of 61151406 is about 393.9751373594.
The spelling of 61151406 in words is "sixty-one million, one hundred fifty-one thousand, four hundred six".
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