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6248121053 = 16338332031
BaseRepresentation
bin1011101000110101…
…01100001011011101
3121010102221102202212
411310122230023131
5100244004333203
62511554530205
7310556103236
oct56432541335
917112842685
106248121053
1127169a0909
121264596965
13787601165
14433b5a08d
152687ea1d8
hex1746ac2dd

6248121053 has 4 divisors (see below), whose sum is σ = 6286453248. Its totient is φ = 6209788860.

The previous prime is 6248121031. The next prime is 6248121059. The reversal of 6248121053 is 3501218426.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6248121053 - 214 = 6248104669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6248121059) 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, 19165853 + ... + 19166178.

It is an arithmetic number, because the mean of its divisors is an integer number (1571613312).

Almost surely, 26248121053 is an apocalyptic number.

It is an amenable number.

6248121053 is a deficient number, since it is larger than the sum of its proper divisors (38332195).

6248121053 is a wasteful number, since it uses less digits than its factorization.

6248121053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38332194.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 6248121053 is about 79045.0571066907. The cubic root of 6248121053 is about 1841.8311414878.

Adding to 6248121053 its reverse (3501218426), we get a palindrome (9749339479).

The spelling of 6248121053 in words is "six billion, two hundred forty-eight million, one hundred twenty-one thousand, fifty-three".

Divisors: 1 163 38332031 6248121053