Base | Representation |
---|---|
bin | 1110100111101… |
… | …1111011001001 |
3 | 11021101122002100 |
4 | 3221323323021 |
5 | 111144400001 |
6 | 10030224013 |
7 | 1343153043 |
oct | 351737311 |
9 | 137348070 |
10 | 61325001 |
11 | 31686421 |
12 | 18655009 |
13 | c9220aa |
14 | 8204a93 |
15 | 55b5586 |
hex | 3a7bec9 |
61325001 has 24 divisors (see below), whose sum is σ = 94404960. Its totient is φ = 38226816.
The previous prime is 61324999. The next prime is 61325023. The reversal of 61325001 is 10052316.
61325001 is a `hidden beast` number, since 613 + 2 + 50 + 0 + 1 = 666.
It is not a de Polignac number, because 61325001 - 21 = 61324999 is a prime.
It is not an unprimeable number, because it can be changed into a prime (61325071) 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 23 ways as a sum of consecutive naturals, for example, 23710 + ... + 26168.
It is an arithmetic number, because the mean of its divisors is an integer number (3933540).
Almost surely, 261325001 is an apocalyptic number.
It is an amenable number.
61325001 is a deficient number, since it is larger than the sum of its proper divisors (33079959).
61325001 is a wasteful number, since it uses less digits than its factorization.
61325001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2645 (or 2642 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 61325001 is about 7831.0280934243. The cubic root of 61325001 is about 394.3475872273.
Adding to 61325001 its reverse (10052316), we get a palindrome (71377317).
The spelling of 61325001 in words is "sixty-one million, three hundred twenty-five thousand, one".
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