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2488130497 = 21557115421
BaseRepresentation
bin1001010001001101…
…1101101111000001
320102101212010101101
42110103131233001
520043430133442
61050521134401
7115441521526
oct22423355701
96371763341
102488130497
1110675372a6
1259532a401
13308634988
1419864114d
15e8683cb7
hex944ddbc1

2488130497 has 4 divisors (see below), whose sum is σ = 2488267476. Its totient is φ = 2487993520.

The previous prime is 2488130459. The next prime is 2488130507. The reversal of 2488130497 is 7940318842.

2488130497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 621804096 + 1866326401 = 24936^2 + 43201^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2488130497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2488130297) 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, 36154 + ... + 79267.

It is an arithmetic number, because the mean of its divisors is an integer number (622066869).

Almost surely, 22488130497 is an apocalyptic number.

It is an amenable number.

2488130497 is a deficient number, since it is larger than the sum of its proper divisors (136979).

2488130497 is a wasteful number, since it uses less digits than its factorization.

2488130497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136978.

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 2488130497 is about 49881.1637494556. The cubic root of 2488130497 is about 1355.0574808021.

The spelling of 2488130497 in words is "two billion, four hundred eighty-eight million, one hundred thirty thousand, four hundred ninety-seven".

Divisors: 1 21557 115421 2488130497