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43240220296 = 23713311915997
BaseRepresentation
bin101000010001010100…
…010110011010001000
311010121111002210010121
4220101110112122020
51202023444022141
631510403553024
73060350544130
oct502124263210
9133544083117
1043240220296
1117379a82559
12846908b774
134101463c90
142142a65ac0
1511d11cc1d1
hexa11516688

43240220296 has 64 divisors (see below), whose sum is σ = 103004052480. Its totient is φ = 16554205440.

The previous prime is 43240220281. The next prime is 43240220297. The reversal of 43240220296 is 69202204234.

It is a super-2 number, since 2×432402202962 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43240220297) 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 15 ways as a sum of consecutive naturals, for example, 935431 + ... + 980566.

It is an arithmetic number, because the mean of its divisors is an integer number (1609438320).

Almost surely, 243240220296 is an apocalyptic number.

It is an amenable number.

43240220296 is an abundant number, since it is smaller than the sum of its proper divisors (59763832184).

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

43240220296 is a wasteful number, since it uses less digits than its factorization.

43240220296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916054 (or 1916050 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 43240220296 in words is "forty-three billion, two hundred forty million, two hundred twenty thousand, two hundred ninety-six".

Divisors: 1 2 4 7 8 13 14 26 28 31 52 56 62 91 104 124 182 217 248 364 403 434 728 806 868 1612 1736 2821 3224 5642 11284 22568 1915997 3831994 7663988 13411979 15327976 24907961 26823958 49815922 53647916 59395907 99631844 107295832 118791814 174355727 199263688 237583628 348711454 415771349 475167256 697422908 772146791 831542698 1394845816 1544293582 1663085396 3088587164 3326170792 5405027537 6177174328 10810055074 21620110148 43240220296