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426121 = 2397191
BaseRepresentation
bin1101000000010001001
3210122112021
41220002021
5102113441
613044441
73423223
oct1500211
9718467
10426121
11271173
12186721
1311bc57
14b1413
15863d1
hex68089

426121 has 8 divisors (see below), whose sum is σ = 451584. Its totient is φ = 401280.

The previous prime is 426103. The next prime is 426131. The reversal of 426121 is 121624.

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 426121 - 25 = 426089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426095 and 426104.

It is not an unprimeable number, because it can be changed into a prime (426131) 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, 2136 + ... + 2326.

It is an arithmetic number, because the mean of its divisors is an integer number (56448).

2426121 is an apocalyptic number.

It is an amenable number.

426121 is a deficient number, since it is larger than the sum of its proper divisors (25463).

426121 is a wasteful number, since it uses less digits than its factorization.

426121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311.

The product of its digits is 96, while the sum is 16.

The square root of 426121 is about 652.7794420783. The cubic root of 426121 is about 75.2507753698.

Adding to 426121 its reverse (121624), we get a palindrome (547745).

The spelling of 426121 in words is "four hundred twenty-six thousand, one hundred twenty-one".

Divisors: 1 23 97 191 2231 4393 18527 426121