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2058485560 = 235311660069
BaseRepresentation
bin111101010110001…
…1111111100111000
312022110101220022221
41322230133330320
513203433014220
6540132253424
7102003560425
oct17254377470
95273356287
102058485560
11966a6373a
12495471274
1326a613bc1
14157560d4c
15c0ab69aa
hex7ab1ff38

2058485560 has 32 divisors (see below), whose sum is σ = 4781001600. Its totient is φ = 796832640.

The previous prime is 2058485557. The next prime is 2058485567. The reversal of 2058485560 is 655848502.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2058485567) 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, 828795 + ... + 831274.

It is an arithmetic number, because the mean of its divisors is an integer number (149406300).

Almost surely, 22058485560 is an apocalyptic number.

2058485560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2058485560 is an abundant number, since it is smaller than the sum of its proper divisors (2722516040).

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

2058485560 is a wasteful number, since it uses less digits than its factorization.

2058485560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1660111 (or 1660107 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 43.

The square root of 2058485560 is about 45370.5362542697. The cubic root of 2058485560 is about 1272.0844435191.

The spelling of 2058485560 in words is "two billion, fifty-eight million, four hundred eighty-five thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 1240 1660069 3320138 6640276 8300345 13280552 16600690 33201380 51462139 66402760 102924278 205848556 257310695 411697112 514621390 1029242780 2058485560