Search a number
-
+
260067930071168 = 272338720088857
BaseRepresentation
bin111011001000011111001000…
…100101101110000010000000
31021002211020210012102201212102
4323020133020211232002000
5233041423110044234133
62321041320245045532
7105531200514452042
oct7310371045560200
91232736705381772
10260067930071168
117595820a62833a
1225202aa76b68a8
13b2163ba49534b
1448314d80b3a92
15200ee6c67a7e8
hexec87c896e080

260067930071168 has 32 divisors (see below), whose sum is σ = 520327702156860. Its totient is φ = 129475879333888.

The previous prime is 260067930071153. The next prime is 260067930071177. The reversal of 260067930071168 is 861170039760062.

It can be written as a sum of positive squares in 2 ways, for example, as 207749789406784 + 52318140664384 = 14413528^2 + 7233128^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4360014605 + ... + 4360074252.

Almost surely, 2260067930071168 is an apocalyptic number.

It is an amenable number.

260067930071168 is an abundant number, since it is smaller than the sum of its proper divisors (260259772085692).

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

260067930071168 is an equidigital number, since it uses as much as digits as its factorization.

260067930071168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8720089104 (or 8720089092 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 260067930071168 in words is "two hundred sixty trillion, sixty-seven billion, nine hundred thirty million, seventy-one thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 16 32 64 128 233 466 932 1864 3728 7456 14912 29824 8720088857 17440177714 34880355428 69760710856 139521421712 279042843424 558085686848 1116171373696 2031780703681 4063561407362 8127122814724 16254245629448 32508491258896 65016982517792 130033965035584 260067930071168