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2542153 = 13031951
BaseRepresentation
bin1001101100101001001001
311210011011211
421230221021
51122322103
6130253121
730415345
oct11545111
94704154
102542153
111486a59
12a271a1
136b0143
144a2625
1535336d
hex26ca49

2542153 has 4 divisors (see below), whose sum is σ = 2545408. Its totient is φ = 2538900.

The previous prime is 2542151. The next prime is 2542187. The reversal of 2542153 is 3512452.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2542153 - 21 = 2542151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2542151) 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, 328 + ... + 2278.

It is an arithmetic number, because the mean of its divisors is an integer number (636352).

22542153 is an apocalyptic number.

It is an amenable number.

2542153 is a deficient number, since it is larger than the sum of its proper divisors (3255).

2542153 is a wasteful number, since it uses less digits than its factorization.

2542153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3254.

The product of its digits is 1200, while the sum is 22.

The square root of 2542153 is about 1594.4130581502. The cubic root of 2542153 is about 136.4794389099.

Subtracting 2542153 from its reverse (3512452), we obtain a cube (970299 = 993).

The spelling of 2542153 in words is "two million, five hundred forty-two thousand, one hundred fifty-three".

Divisors: 1 1303 1951 2542153