Base | Representation |
---|---|
bin | 1001001110110110110111 |
3 | 11112221211020 |
4 | 21032312313 |
5 | 1104421101 |
6 | 123512223 |
7 | 26366556 |
oct | 11166667 |
9 | 4487736 |
10 | 2420151 |
11 | 1403328 |
12 | 988673 |
13 | 669756 |
14 | 46dd9d |
15 | 32c136 |
hex | 24edb7 |
2420151 has 8 divisors (see below), whose sum is σ = 3245424. Its totient is φ = 1604160.
The previous prime is 2420123. The next prime is 2420167. The reversal of 2420151 is 1510242.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2420151 - 29 = 2419639 is a prime.
It is a plaindrome in base 8.
It is a self number, because there is not a number n which added to its sum of digits gives 2420151.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2420111) 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, 1686 + ... + 2771.
It is an arithmetic number, because the mean of its divisors is an integer number (405678).
22420151 is an apocalyptic number.
2420151 is a deficient number, since it is larger than the sum of its proper divisors (825273).
2420151 is a wasteful number, since it uses less digits than its factorization.
2420151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4641.
The product of its (nonzero) digits is 80, while the sum is 15.
The square root of 2420151 is about 1555.6834510915. The cubic root of 2420151 is about 134.2602612411.
Adding to 2420151 its reverse (1510242), we get a palindrome (3930393).
Subtracting from 2420151 its reverse (1510242), we obtain a palindrome (909909).
The spelling of 2420151 in words is "two million, four hundred twenty thousand, one hundred fifty-one".
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