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24194720040 = 2335316503957
BaseRepresentation
bin10110100010000111…
…100010000100101000
32022110011122010101020
4112202013202010220
5344022322020130
615040452452440
71514365504251
oct264207420450
968404563336
1024194720040
11a29631a2a7
12483291a120
1323877552ba
141257445b28
15969155e10
hex5a21e2128

24194720040 has 64 divisors (see below), whose sum is σ = 74925596160. Its totient is φ = 6243797760.

The previous prime is 24194719999. The next prime is 24194720063. The reversal of 24194720040 is 4002749142.

It is a junction number, because it is equal to n+sod(n) for n = 24194719983 and 24194720010.

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 15 ways as a sum of consecutive naturals, for example, 3248259 + ... + 3255698.

It is an arithmetic number, because the mean of its divisors is an integer number (1170712440).

Almost surely, 224194720040 is an apocalyptic number.

24194720040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24194720040 is an abundant number, since it is smaller than the sum of its proper divisors (50730876120).

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

24194720040 is a wasteful number, since it uses less digits than its factorization.

24194720040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6504002 (or 6503998 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 24194720040 in words is "twenty-four billion, one hundred ninety-four million, seven hundred twenty thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 31 40 60 62 93 120 124 155 186 248 310 372 465 620 744 930 1240 1860 3720 6503957 13007914 19511871 26015828 32519785 39023742 52031656 65039570 78047484 97559355 130079140 156094968 195118710 201622667 260158280 390237420 403245334 604868001 780474840 806490668 1008113335 1209736002 1612981336 2016226670 2419472004 3024340005 4032453340 4838944008 6048680010 8064906680 12097360020 24194720040