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2493980237 = 7622157271
BaseRepresentation
bin1001010010100111…
…0001111001001101
320102210212022201102
42110221301321031
520101424331422
61051250352445
7115542324260
oct22451617115
96383768642
102493980237
11106a8722a1
1259728b725
13309902468
14199324cd7
15e8e3c192
hex94a71e4d

2493980237 has 8 divisors (see below), whose sum is σ = 2850771072. Its totient is φ = 2137316400.

The previous prime is 2493980221. The next prime is 2493980341. The reversal of 2493980237 is 7320893942.

2493980237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2493980237 - 24 = 2493980221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2493980191 and 2493980200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2493980537) 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, 14912 + ... + 72182.

It is an arithmetic number, because the mean of its divisors is an integer number (356346384).

Almost surely, 22493980237 is an apocalyptic number.

It is an amenable number.

2493980237 is a deficient number, since it is larger than the sum of its proper divisors (356790835).

2493980237 is an equidigital number, since it uses as much as digits as its factorization.

2493980237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63499.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 2493980237 is about 49939.7660887594. The cubic root of 2493980237 is about 1356.1185893984.

The spelling of 2493980237 in words is "two billion, four hundred ninety-three million, nine hundred eighty thousand, two hundred thirty-seven".

Divisors: 1 7 6221 43547 57271 400897 356282891 2493980237