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43054020312 = 2331793917513
BaseRepresentation
bin101000000110001110…
…000011011011011000
311010010111201211202220
4220012032003123120
51201133312122222
631440113024040
73052630064052
oct500616033330
9133114654686
1043054020312
1117293965776
128416855020
1340a19cc084
1421260368d2
1511beb9bb5c
hexa063836d8

43054020312 has 16 divisors (see below), whose sum is σ = 107635050840. Its totient is φ = 14351340096.

The previous prime is 43054020307. The next prime is 43054020313. The reversal of 43054020312 is 21302045034.

It is a super-2 number, since 2×430540203122 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1793917513 = 43054020312 / (4 + 3 + 0 + 5 + 4 + 0 + 2 + 0 + 3 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43054020313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 896958733 + ... + 896958780.

Almost surely, 243054020312 is an apocalyptic number.

It is an amenable number.

43054020312 is an abundant number, since it is smaller than the sum of its proper divisors (64581030528).

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

43054020312 is a wasteful number, since it uses less digits than its factorization.

43054020312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793917522 (or 1793917518 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 43054020312 its reverse (21302045034), we get a palindrome (64356065346).

The spelling of 43054020312 in words is "forty-three billion, fifty-four million, twenty thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 1793917513 3587835026 5381752539 7175670052 10763505078 14351340104 21527010156 43054020312