Search a number
-
+
2170080025568 = 25713745219789
BaseRepresentation
bin11111100101000010110…
…110010101101111100000
321200110100121102100112022
4133211002312111233200
5241023310441304233
64340530534121012
7312532414603640
oct37450266255740
97613317370468
102170080025568
11767364667394
122b06ab4b0168
13129839c5a360
1477064dd8520
153b6ae884398
hex1f942d95be0

2170080025568 has 48 divisors (see below), whose sum is σ = 5258270838240. Its totient is φ = 858493195776.

The previous prime is 2170080025567. The next prime is 2170080025703. The reversal of 2170080025568 is 8655200800712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2170080025567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372606983 + ... + 372612806.

It is an arithmetic number, because the mean of its divisors is an integer number (109547309130).

Almost surely, 22170080025568 is an apocalyptic number.

2170080025568 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2170080025568 is an abundant number, since it is smaller than the sum of its proper divisors (3088190812672).

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

2170080025568 is a wasteful number, since it uses less digits than its factorization.

2170080025568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745219819 (or 745219811 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 44.

The spelling of 2170080025568 in words is "two trillion, one hundred seventy billion, eighty million, twenty-five thousand, five hundred sixty-eight".

Divisors: 1 2 4 7 8 13 14 16 26 28 32 52 56 91 104 112 182 208 224 364 416 728 1456 2912 745219789 1490439578 2980879156 5216538523 5961758312 9687857257 10433077046 11923516624 19375714514 20866154092 23847033248 38751429028 41732308184 67815000799 77502858056 83464616368 135630001598 155005716112 166929232736 271260003196 310011432224 542520006392 1085040012784 2170080025568