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24419420 = 2254792549
BaseRepresentation
bin101110100100…
…1110001011100
31200221122010222
41131021301130
522222410140
62231220512
7414363434
oct135116134
950848128
1024419420
1112869743
128217738
13509cb7c
1433592c4
1522255b5
hex1749c5c

24419420 has 24 divisors (see below), whose sum is σ = 51408000. Its totient is φ = 9743552.

The previous prime is 24419419. The next prime is 24419443. The reversal of 24419420 is 2491442.

It is a self number, because there is not a number n which added to its sum of digits gives 24419420.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 8306 + ... + 10854.

It is an arithmetic number, because the mean of its divisors is an integer number (2142000).

Almost surely, 224419420 is an apocalyptic number.

24419420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24419420 is an abundant number, since it is smaller than the sum of its proper divisors (26988580).

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

24419420 is a wasteful number, since it uses less digits than its factorization.

24419420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037 (or 3035 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 24419420 is about 4941.6009551561. The cubic root of 24419420 is about 290.1205206552.

The spelling of 24419420 in words is "twenty-four million, four hundred nineteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 479 958 1916 2395 2549 4790 5098 9580 10196 12745 25490 50980 1220971 2441942 4883884 6104855 12209710 24419420