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2420242 = 211273137
BaseRepresentation
bin1001001110111000010010
311112221221121
421032320102
51104421432
6123512454
726400046
oct11167022
94487847
102420242
111403400
1298872a
136697c6
14470026
1532c197
hex24ee12

2420242 has 24 divisors (see below), whose sum is σ = 4074588. Its totient is φ = 1077120.

The previous prime is 2420237. The next prime is 2420251.

2420242 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 2405601 + 14641 = 1551^2 + 121^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17598 + ... + 17734.

22420242 is an apocalyptic number.

2420242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2420242 is a deficient number, since it is larger than the sum of its proper divisors (1654346).

2420242 is a wasteful number, since it uses less digits than its factorization.

2420242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234 (or 223 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 2420242 is about 1555.7126984119. The cubic root of 2420242 is about 134.2619439915.

It can be divided in two parts, 2420 and 242, that added together give a palindrome (2662).

The spelling of 2420242 in words is "two million, four hundred twenty thousand, two hundred forty-two".

Divisors: 1 2 11 22 73 121 137 146 242 274 803 1507 1606 3014 8833 10001 16577 17666 20002 33154 110011 220022 1210121 2420242