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243428822992 = 2415214301437
BaseRepresentation
bin1110001010110101111…
…1010000111111010000
3212021022222021110220001
43202231133100333100
512442020234313432
6303455112255344
723405251566205
oct3425537207720
9767288243801
10243428822992
1194268251753
123b2179a1554
1319c55879884
14bad3bddcac
1564eaea89e7
hex38ad7d0fd0

243428822992 has 10 divisors (see below), whose sum is σ = 471643344578. Its totient is φ = 121714411488.

The previous prime is 243428822969. The next prime is 243428822999. The reversal of 243428822992 is 299228824342.

It can be written as a sum of positive squares in only one way, i.e., 240390167616 + 3038655376 = 490296^2 + 55124^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243428822999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7607150703 + ... + 7607150734.

Almost surely, 2243428822992 is an apocalyptic number.

It is an amenable number.

243428822992 is a deficient number, since it is larger than the sum of its proper divisors (228214521586).

243428822992 is a wasteful number, since it uses less digits than its factorization.

243428822992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15214301445 (or 15214301439 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 55.

The spelling of 243428822992 in words is "two hundred forty-three billion, four hundred twenty-eight million, eight hundred twenty-two thousand, nine hundred ninety-two".

Divisors: 1 2 4 8 16 15214301437 30428602874 60857205748 121714411496 243428822992