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24227980 = 2257612837
BaseRepresentation
bin101110001101…
…1000010001100
31200120220112121
41130123002030
522200243410
62223142324
7412635340
oct134330214
950526477
1024227980
1112748927
1281449a4
1350339aa
143309620
1521d89da
hex171b08c

24227980 has 48 divisors (see below), whose sum is σ = 59121216. Its totient is φ = 8167680.

The previous prime is 24227977. The next prime is 24227999. The reversal of 24227980 is 8972242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7122 + ... + 9958.

It is an arithmetic number, because the mean of its divisors is an integer number (1231692).

Almost surely, 224227980 is an apocalyptic number.

24227980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 24227980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29560608).

24227980 is an abundant number, since it is smaller than the sum of its proper divisors (34893236).

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

24227980 is a wasteful number, since it uses less digits than its factorization.

24227980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2914 (or 2912 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 24227980 is about 4922.1926008640. The cubic root of 24227980 is about 289.3603818262.

The spelling of 24227980 in words is "twenty-four million, two hundred twenty-seven thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 61 70 122 140 244 305 427 610 854 1220 1708 2135 2837 4270 5674 8540 11348 14185 19859 28370 39718 56740 79436 99295 173057 198590 346114 397180 692228 865285 1211399 1730570 2422798 3461140 4845596 6056995 12113990 24227980