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4253161 = 11386651
BaseRepresentation
bin10000001110010111101001
322000002020111
4100032113221
52042100121
6231054321
751102613
oct20162751
98002214
104253161
112445510
1215113a1
13b5bb83
147c9db3
155902e1
hex40e5e9

4253161 has 4 divisors (see below), whose sum is σ = 4639824. Its totient is φ = 3866500.

The previous prime is 4253153. The next prime is 4253167. The reversal of 4253161 is 1613524.

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 not a de Polignac number, because 4253161 - 23 = 4253153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4253167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193315 + ... + 193336.

It is an arithmetic number, because the mean of its divisors is an integer number (1159956).

Almost surely, 24253161 is an apocalyptic number.

It is an amenable number.

4253161 is a deficient number, since it is larger than the sum of its proper divisors (386663).

4253161 is a wasteful number, since it uses less digits than its factorization.

4253161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386662.

The product of its digits is 720, while the sum is 22.

The square root of 4253161 is about 2062.3193254198. The cubic root of 4253161 is about 162.0207385938.

Adding to 4253161 its reverse (1613524), we get a palindrome (5866685).

The spelling of 4253161 in words is "four million, two hundred fifty-three thousand, one hundred sixty-one".

Divisors: 1 11 386651 4253161