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5402819507 = 13141242897
BaseRepresentation
bin1010000100000100…
…00111101110110011
3111221112100200001012
411002002013232303
542031110211012
62252041101135
7250613131241
oct50202075663
914845320035
105402819507
112322829298
1210694877ab
13681449627
1439379b791
152194c5622
hex142087bb3

5402819507 has 4 divisors (see below), whose sum is σ = 5444062536. Its totient is φ = 5361576480.

The previous prime is 5402819497. The next prime is 5402819519. The reversal of 5402819507 is 7059182045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7059182045 = 51411836409.

It is a cyclic number.

It is not a de Polignac number, because 5402819507 - 220 = 5401770931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5402819707) 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, 20621318 + ... + 20621579.

It is an arithmetic number, because the mean of its divisors is an integer number (1361015634).

Almost surely, 25402819507 is an apocalyptic number.

5402819507 is a deficient number, since it is larger than the sum of its proper divisors (41243029).

5402819507 is a wasteful number, since it uses less digits than its factorization.

5402819507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41243028.

The product of its (nonzero) digits is 100800, while the sum is 41.

The square root of 5402819507 is about 73503.8740951795. The cubic root of 5402819507 is about 1754.7159338178.

The spelling of 5402819507 in words is "five billion, four hundred two million, eight hundred nineteen thousand, five hundred seven".

Divisors: 1 131 41242897 5402819507