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11246420 = 2252831987
BaseRepresentation
bin101010111001…
…101101010100
3210011101012002
4222321231110
510334341140
61041014432
7164410253
oct52715524
923141162
1011246420
116391669
123924418
132439cb3
1416ca79a
15ec2415
hexab9b54

11246420 has 24 divisors (see below), whose sum is σ = 23712864. Its totient is φ = 4480416.

The previous prime is 11246413. The next prime is 11246429. The reversal of 11246420 is 2464211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11246392 and 11246401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11246429) 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 7 ways as a sum of consecutive naturals, for example, 4667 + ... + 6653.

It is an arithmetic number, because the mean of its divisors is an integer number (988036).

Almost surely, 211246420 is an apocalyptic number.

11246420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11246420 is an abundant number, since it is smaller than the sum of its proper divisors (12466444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11246420 is a wasteful number, since it uses less digits than its factorization.

11246420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2279 (or 2277 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 11246420 is about 3353.5682488955. The cubic root of 11246420 is about 224.0464667633.

It can be divided in two parts, 1 and 1246420, that added together give a palindrome (1246421).

The spelling of 11246420 in words is "eleven million, two hundred forty-six thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 283 566 1132 1415 1987 2830 3974 5660 7948 9935 19870 39740 562321 1124642 2249284 2811605 5623210 11246420