Base | Representation |
---|---|
bin | 1001000000000… |
… | …00011110001001 |
3 | 12021001202201010 |
4 | 10200000132021 |
5 | 123311440101 |
6 | 11254114133 |
7 | 1604506605 |
oct | 440003611 |
9 | 167052633 |
10 | 75499401 |
11 | 396878aa |
12 | 2134b949 |
13 | 12845a03 |
14 | a054505 |
15 | 69652d6 |
hex | 4800789 |
75499401 has 8 divisors (see below), whose sum is σ = 102565440. Its totient is φ = 49383152.
The previous prime is 75499393. The next prime is 75499427. The reversal of 75499401 is 10499457.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 75499401 - 23 = 75499393 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 75499401.
It is not an unprimeable number, because it can be changed into a prime (75499471) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237261 + ... + 237578.
It is an arithmetic number, because the mean of its divisors is an integer number (12820680).
Almost surely, 275499401 is an apocalyptic number.
It is an amenable number.
75499401 is a deficient number, since it is larger than the sum of its proper divisors (27066039).
75499401 is a wasteful number, since it uses less digits than its factorization.
75499401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 474895.
The product of its (nonzero) digits is 45360, while the sum is 39.
The square root of 75499401 is about 8689.0391298463. The cubic root of 75499401 is about 422.6502874427.
The spelling of 75499401 in words is "seventy-five million, four hundred ninety-nine thousand, four hundred one".
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