Base | Representation |
---|---|
bin | 1000111111011… |
… | …10110010001101 |
3 | 12020221002100000 |
4 | 10133232302031 |
5 | 123302130312 |
6 | 11252354513 |
7 | 1604055444 |
oct | 437566215 |
9 | 166832300 |
10 | 75426957 |
11 | 39638431 |
12 | 21315a39 |
13 | 1281ba48 |
14 | a035d5b |
15 | 694dadc |
hex | 47eec8d |
75426957 has 24 divisors (see below), whose sum is σ = 114922080. Its totient is φ = 49422960.
The previous prime is 75426947. The next prime is 75426973. The reversal of 75426957 is 75962457.
It is not a de Polignac number, because 75426957 - 27 = 75426829 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75426917) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11707 + ... + 16967.
It is an arithmetic number, because the mean of its divisors is an integer number (4788420).
Almost surely, 275426957 is an apocalyptic number.
It is an amenable number.
75426957 is a deficient number, since it is larger than the sum of its proper divisors (39495123).
75426957 is an equidigital number, since it uses as much as digits as its factorization.
75426957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5335 (or 5323 counting only the distinct ones).
The product of its digits is 529200, while the sum is 45.
The square root of 75426957 is about 8684.8694290703. The cubic root of 75426957 is about 422.5150621943.
The spelling of 75426957 in words is "seventy-five million, four hundred twenty-six thousand, nine hundred fifty-seven".
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