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2068028163 = 32229780907
BaseRepresentation
bin111101101000011…
…1001101100000011
312100010100201022200
41323100321230003
513213403400123
6541113004243
7102150643425
oct17320715403
95303321280
102068028163
11971391193
124986b3683
1326c5a5506
14158926815
15c184e143
hex7b439b03

2068028163 has 6 divisors (see below), whose sum is σ = 2987151804. Its totient is φ = 1378685436.

The previous prime is 2068028143. The next prime is 2068028167. The reversal of 2068028163 is 3618208602.

It is not a de Polignac number, because 2068028163 - 210 = 2068027139 is a prime.

It is a super-2 number, since 2×20680281632 = 8553480965922309138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2068028167) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114890445 + ... + 114890462.

It is an arithmetic number, because the mean of its divisors is an integer number (497858634).

Almost surely, 22068028163 is an apocalyptic number.

2068028163 is a deficient number, since it is larger than the sum of its proper divisors (919123641).

2068028163 is a wasteful number, since it uses less digits than its factorization.

2068028163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229780913 (or 229780910 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 2068028163 is about 45475.5776543850. The cubic root of 2068028163 is about 1274.0470979223.

The spelling of 2068028163 in words is "two billion, sixty-eight million, twenty-eight thousand, one hundred sixty-three".

Divisors: 1 3 9 229780907 689342721 2068028163