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469541161 = 795943559
BaseRepresentation
bin11011111111001…
…010000100101001
31012201112011101101
4123333022010221
51430200304121
6114331521401
714431014445
oct3377120451
91181464341
10469541161
11221053251
121112b9261
137637c30b
1446507825
152b34d491
hex1bfca129

469541161 has 4 divisors (see below), whose sum is σ = 475484800. Its totient is φ = 463597524.

The previous prime is 469541141. The next prime is 469541213. The reversal of 469541161 is 161145964.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 469541161 - 29 = 469540649 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 469541161.

It is not an unprimeable number, because it can be changed into a prime (469541131) 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, 2971701 + ... + 2971858.

It is an arithmetic number, because the mean of its divisors is an integer number (118871200).

Almost surely, 2469541161 is an apocalyptic number.

It is an amenable number.

469541161 is a deficient number, since it is larger than the sum of its proper divisors (5943639).

469541161 is an equidigital number, since it uses as much as digits as its factorization.

469541161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5943638.

The product of its digits is 25920, while the sum is 37.

The square root of 469541161 is about 21668.8984722343. The cubic root of 469541161 is about 777.2449157173.

The spelling of 469541161 in words is "four hundred sixty-nine million, five hundred forty-one thousand, one hundred sixty-one".

Divisors: 1 79 5943559 469541161