Search a number
-
+
4568402018080 = 255109261949657
BaseRepresentation
bin100001001111010100111…
…1110101011111100100000
3121011201211210100221221201
41002132221332223330200
51044322041404034310
613414410033530544
7651025155305635
oct102365176537440
917151753327851
104568402018080
1115014a292871a
12619478713a54
13271a4c2b3804
1411b17cc4c18c
157dc7bc9ce3a
hex427a9fabf20

4568402018080 has 48 divisors (see below), whose sum is σ = 10891866779640. Its totient is φ = 1810596022272.

The previous prime is 4568402018057. The next prime is 4568402018087. The reversal of 4568402018080 is 808102048654.

It can be written as a sum of positive squares in 4 ways, for example, as 3852097080976 + 716304937104 = 1962676^2 + 846348^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4568402018080.

It is not an unprimeable number, because it can be changed into a prime (4568402018087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130957389 + ... + 130992268.

Almost surely, 24568402018080 is an apocalyptic number.

4568402018080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4568402018080 is an abundant number, since it is smaller than the sum of its proper divisors (6323464761560).

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

4568402018080 is a wasteful number, since it uses less digits than its factorization.

4568402018080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261949781 (or 261949773 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 46.

The spelling of 4568402018080 in words is "four trillion, five hundred sixty-eight billion, four hundred two million, eighteen thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 109 160 218 436 545 872 1090 1744 2180 3488 4360 8720 17440 261949657 523899314 1047798628 1309748285 2095597256 2619496570 4191194512 5238993140 8382389024 10477986280 20955972560 28552512613 41911945120 57105025226 114210050452 142762563065 228420100904 285525126130 456840201808 571050252260 913680403616 1142100504520 2284201009040 4568402018080