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2542542341 = 53149932003
BaseRepresentation
bin1001011110001100…
…0001111000000101
320120012020112101212
42113203001320011
520201342323331
61100143301205
7120002152613
oct22743017005
96505215355
102542542341
111095220769
125ab5aa805
133169a6231
141a19666b3
15ed330d2b
hex978c1e05

2542542341 has 8 divisors (see below), whose sum is σ = 2592324000. Its totient is φ = 2492827792.

The previous prime is 2542542293. The next prime is 2542542347. The reversal of 2542542341 is 1432452452.

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 2542542341 - 210 = 2542541317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2542542298 and 2542542307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542542347) 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, 63446 + ... + 95448.

It is an arithmetic number, because the mean of its divisors is an integer number (324040500).

Almost surely, 22542542341 is an apocalyptic number.

It is an amenable number.

2542542341 is a deficient number, since it is larger than the sum of its proper divisors (49781659).

2542542341 is a wasteful number, since it uses less digits than its factorization.

2542542341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33555.

The product of its digits is 38400, while the sum is 32.

The square root of 2542542341 is about 50423.6287964284. The cubic root of 2542542341 is about 1364.8640601338.

Adding to 2542542341 its reverse (1432452452), we get a palindrome (3974994793).

The spelling of 2542542341 in words is "two billion, five hundred forty-two million, five hundred forty-two thousand, three hundred forty-one".

Divisors: 1 53 1499 32003 79447 1696159 47972497 2542542341