Base | Representation |
---|---|
bin | 1000110100111… |
… | …00111001001011 |
3 | 12011022202211200 |
4 | 10122130321023 |
5 | 122423333310 |
6 | 11202555243 |
7 | 1556232450 |
oct | 432347113 |
9 | 164282750 |
10 | 74042955 |
11 | 38882628 |
12 | 20968b23 |
13 | 12455acc |
14 | 9b95827 |
15 | 67789c0 |
hex | 469ce4b |
74042955 has 24 divisors (see below), whose sum is σ = 146676192. Its totient is φ = 33848064.
The previous prime is 74042953. The next prime is 74042963. The reversal of 74042955 is 55924047.
It is not a de Polignac number, because 74042955 - 21 = 74042953 is a prime.
It is a plaindrome in base 13.
It is not an unprimeable number, because it can be changed into a prime (74042953) 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, 117214 + ... + 117843.
It is an arithmetic number, because the mean of its divisors is an integer number (6111508).
Almost surely, 274042955 is an apocalyptic number.
74042955 is a deficient number, since it is larger than the sum of its proper divisors (72633237).
74042955 is a wasteful number, since it uses less digits than its factorization.
74042955 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235075 (or 235072 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 74042955 is about 8604.8216134909. The cubic root of 74042955 is about 419.9148636960.
The spelling of 74042955 in words is "seventy-four million, forty-two thousand, nine hundred fifty-five".
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