Base | Representation |
---|---|
bin | 1000110101010… |
… | …11100010110001 |
3 | 12011102211011010 |
4 | 10122223202301 |
5 | 122432243321 |
6 | 11204141133 |
7 | 1556602422 |
oct | 432534261 |
9 | 164384133 |
10 | 74102961 |
11 | 38913719 |
12 | 209977a9 |
13 | 1247720a |
14 | 9bad649 |
15 | 678b676 |
hex | 46ab8b1 |
74102961 has 4 divisors (see below), whose sum is σ = 98803952. Its totient is φ = 49401972.
The previous prime is 74102953. The next prime is 74102969. The reversal of 74102961 is 16920147.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (74102953) and next prime (74102969).
It is not a de Polignac number, because 74102961 - 23 = 74102953 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (74102969) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12350491 + ... + 12350496.
It is an arithmetic number, because the mean of its divisors is an integer number (24700988).
Almost surely, 274102961 is an apocalyptic number.
It is an amenable number.
74102961 is a deficient number, since it is larger than the sum of its proper divisors (24700991).
74102961 is a wasteful number, since it uses less digits than its factorization.
74102961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24700990.
The product of its (nonzero) digits is 3024, while the sum is 30.
The square root of 74102961 is about 8608.3076734048. The cubic root of 74102961 is about 420.0282690723.
The spelling of 74102961 in words is "seventy-four million, one hundred two thousand, nine hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •