Search a number
-
+
2542379 = 72511447
BaseRepresentation
bin1001101100101100101011
311210011111012
421230230223
51122324004
6130254135
730416120
oct11545453
94704435
102542379
111487144
12a2734b
136b0288
144a2747
1535346e
hex26cb2b

2542379 has 8 divisors (see below), whose sum is σ = 2919168. Its totient is φ = 2169000.

The previous prime is 2542363. The next prime is 2542391. The reversal of 2542379 is 9732452.

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 2542379 - 24 = 2542363 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2542399) 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, 1034 + ... + 2480.

It is an arithmetic number, because the mean of its divisors is an integer number (364896).

22542379 is an apocalyptic number.

2542379 is a deficient number, since it is larger than the sum of its proper divisors (376789).

2542379 is a wasteful number, since it uses less digits than its factorization.

2542379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705.

The product of its digits is 15120, while the sum is 32.

The square root of 2542379 is about 1594.4839290504. The cubic root of 2542379 is about 136.4834831773.

The spelling of 2542379 in words is "two million, five hundred forty-two thousand, three hundred seventy-nine".

Divisors: 1 7 251 1447 1757 10129 363197 2542379