Base | Representation |
---|---|
bin | 111101000111000… |
… | …001101111001101 |
3 | 2122110012012202110 |
4 | 331013001233031 |
5 | 4044431033201 |
6 | 245422414233 |
7 | 34256333523 |
oct | 7507015715 |
9 | 2573165673 |
10 | 1025252301 |
11 | 486801257 |
12 | 247431379 |
13 | 13453c188 |
14 | 9a242313 |
15 | 6001d6d6 |
hex | 3d1c1bcd |
1025252301 has 16 divisors (see below), whose sum is σ = 1430360064. Its totient is φ = 651986544.
The previous prime is 1025252281. The next prime is 1025252323. The reversal of 1025252301 is 1032525201.
It is not a de Polignac number, because 1025252301 - 214 = 1025235917 is a prime.
It is a super-2 number, since 2×10252523012 = 2102284561411589202, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1025252101) 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 15 ways as a sum of consecutive naturals, for example, 5080 + ... + 45566.
It is an arithmetic number, because the mean of its divisors is an integer number (89397504).
Almost surely, 21025252301 is an apocalyptic number.
It is an amenable number.
1025252301 is a deficient number, since it is larger than the sum of its proper divisors (405107763).
1025252301 is a wasteful number, since it uses less digits than its factorization.
1025252301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40880.
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 1025252301 is about 32019.5612243516. The cubic root of 1025252301 is about 1008.3475580505.
Adding to 1025252301 its reverse (1032525201), we get a palindrome (2057777502).
The spelling of 1025252301 in words is "one billion, twenty-five million, two hundred fifty-two thousand, three hundred one".
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