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163362020 = 2258168101
BaseRepresentation
bin10011011110010…
…11010011100100
3102101101122120012
421233023103210
5313310041040
624113225352
74022361053
oct1157132344
9371348505
10163362020
1184239338
1246862258
1327ac9b23
14179a639a
15e51d865
hex9bcb4e4

163362020 has 12 divisors (see below), whose sum is σ = 343060284. Its totient is φ = 65344800.

The previous prime is 163362007. The next prime is 163362029. The reversal of 163362020 is 20263361.

It can be written as a sum of positive squares in 2 ways, for example, as 110712484 + 52649536 = 10522^2 + 7256^2 .

It is not an unprimeable number, because it can be changed into a prime (163362029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4084031 + ... + 4084070.

It is an arithmetic number, because the mean of its divisors is an integer number (28588357).

Almost surely, 2163362020 is an apocalyptic number.

163362020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163362020 is an abundant number, since it is smaller than the sum of its proper divisors (179698264).

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

163362020 is a wasteful number, since it uses less digits than its factorization.

163362020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8168110 (or 8168108 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 163362020 is about 12781.3152687820. The cubic root of 163362020 is about 546.6596659491.

The spelling of 163362020 in words is "one hundred sixty-three million, three hundred sixty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 8168101 16336202 32672404 40840505 81681010 163362020