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163141211 = 299535903
BaseRepresentation
bin10011011100101…
…01011001011011
3102100222102200002
421232111121123
5313231004321
624104403215
74020451232
oct1156253133
9370872602
10163141211
11840a8452
124677650b
1327a5047c
1417949b19
15e4c820b
hex9b9565b

163141211 has 8 divisors (see below), whose sum is σ = 168972480. Its totient is φ = 157323712.

The previous prime is 163141207. The next prime is 163141213. The reversal of 163141211 is 112141361.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 163141211 - 22 = 163141207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163141213) 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, 24686 + ... + 30588.

It is an arithmetic number, because the mean of its divisors is an integer number (21121560).

Almost surely, 2163141211 is an apocalyptic number.

163141211 is a deficient number, since it is larger than the sum of its proper divisors (5831269).

163141211 is an equidigital number, since it uses as much as digits as its factorization.

163141211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6885.

The product of its digits is 144, while the sum is 20.

The square root of 163141211 is about 12772.6743871438. The cubic root of 163141211 is about 546.4132565737.

Adding to 163141211 its reverse (112141361), we get a palindrome (275282572).

The spelling of 163141211 in words is "one hundred sixty-three million, one hundred forty-one thousand, two hundred eleven".

Divisors: 1 29 953 5903 27637 171187 5625559 163141211