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6139952027 = 11558177457
BaseRepresentation
bin1011011011111100…
…00011101110011011
3120211220101212202122
411231332003232123
5100033311431102
62453132251455
7305103505526
oct55576035633
916756355678
106139952027
11267092a920
121234310b8b
1376b08a311
1442363dbbd
1525e0800a2
hex16df83b9b

6139952027 has 4 divisors (see below), whose sum is σ = 6698129496. Its totient is φ = 5581774560.

The previous prime is 6139952017. The next prime is 6139952059. The reversal of 6139952027 is 7202599316.

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

It is a cyclic number.

It is not a de Polignac number, because 6139952027 - 216 = 6139886491 is a prime.

It is a super-2 number, since 2×61399520272 = 75398021787722817458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6139952017) 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, 279088718 + ... + 279088739.

It is an arithmetic number, because the mean of its divisors is an integer number (1674532374).

Almost surely, 26139952027 is an apocalyptic number.

6139952027 is a deficient number, since it is larger than the sum of its proper divisors (558177469).

6139952027 is a wasteful number, since it uses less digits than its factorization.

6139952027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558177468.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 6139952027 is about 78357.8459823903. The cubic root of 6139952027 is about 1831.1404625322.

The spelling of 6139952027 in words is "six billion, one hundred thirty-nine million, nine hundred fifty-two thousand, twenty-seven".

Divisors: 1 11 558177457 6139952027