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43570014440 = 2351089250361
BaseRepresentation
bin101000100100111110…
…011010100011101000
311011110110200001122112
4220210332122203220
51203212410430230
632003224341452
73101464004111
oct504476324350
9134413601575
1043570014440
11175291567a7
12853b614888
134154894144
142174793208
151200123d95
hexa24f9a8e8

43570014440 has 16 divisors (see below), whose sum is σ = 98032532580. Its totient is φ = 17428005760.

The previous prime is 43570014413. The next prime is 43570014457. The reversal of 43570014440 is 4441007534.

It can be written as a sum of positive squares in 2 ways, for example, as 38767247236 + 4802767204 = 196894^2 + 69302^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43570014397 and 43570014406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544625141 + ... + 544625220.

Almost surely, 243570014440 is an apocalyptic number.

43570014440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43570014440 is an abundant number, since it is smaller than the sum of its proper divisors (54462518140).

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

43570014440 is a wasteful number, since it uses less digits than its factorization.

43570014440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089250372 (or 1089250368 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

The spelling of 43570014440 in words is "forty-three billion, five hundred seventy million, fourteen thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 1089250361 2178500722 4357001444 5446251805 8714002888 10892503610 21785007220 43570014440