Base | Representation |
---|---|
bin | 1110111100001… |
… | …00001000011000 |
3 | 22201211000010101 |
4 | 13132010020120 |
5 | 224040244002 |
6 | 20234025144 |
7 | 3051134353 |
oct | 736041030 |
9 | 281730111 |
10 | 125321752 |
11 | 648170a6 |
12 | 35b781b4 |
13 | 1cc6b2aa |
14 | 1290329a |
15 | b007587 |
hex | 7784218 |
125321752 has 8 divisors (see below), whose sum is σ = 234978300. Its totient is φ = 62660872.
The previous prime is 125321741. The next prime is 125321759. The reversal of 125321752 is 257123521.
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 125321752.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125321759) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7832602 + ... + 7832617.
Almost surely, 2125321752 is an apocalyptic number.
It is an amenable number.
125321752 is a deficient number, since it is larger than the sum of its proper divisors (109656548).
125321752 is a wasteful number, since it uses less digits than its factorization.
125321752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15665225 (or 15665221 counting only the distinct ones).
The product of its digits is 4200, while the sum is 28.
The square root of 125321752 is about 11194.7198267755. The cubic root of 125321752 is about 500.4286351056.
It can be divided in two parts, 1253 and 21752, that added together give a triangular number (23005 = T214).
The spelling of 125321752 in words is "one hundred twenty-five million, three hundred twenty-one thousand, seven hundred fifty-two".
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