Base | Representation |
---|---|
bin | 11110001011101001101010 |
3 | 112212222021121 |
4 | 132023221222 |
5 | 4011141132 |
6 | 441325454 |
7 | 124152115 |
oct | 36135152 |
9 | 15788247 |
10 | 7912042 |
11 | 4514486 |
12 | 279688a |
13 | 18403a8 |
14 | 109d57c |
15 | a64497 |
hex | 78ba6a |
7912042 has 8 divisors (see below), whose sum is σ = 11880000. Its totient is φ = 3952044.
The previous prime is 7912039. The next prime is 7912061. The reversal of 7912042 is 2402197.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 7911998 and 7912016.
It is an unprimeable number.
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, 2959 + ... + 4957.
It is an arithmetic number, because the mean of its divisors is an integer number (1485000).
Almost surely, 27912042 is an apocalyptic number.
7912042 is a deficient number, since it is larger than the sum of its proper divisors (3967958).
7912042 is a wasteful number, since it uses less digits than its factorization.
7912042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3980.
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 7912042 is about 2812.8352244666. The cubic root of 7912042 is about 199.2643138140.
It can be divided in two parts, 79 and 12042, that added together give a palindrome (12121).
The spelling of 7912042 in words is "seven million, nine hundred twelve thousand, forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •