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5215706693 = 31238170663
BaseRepresentation
bin1001101101110000…
…10101111001000101
3111110111021100111222
410312320111321011
541140210103233
62221314410125
7243151526651
oct46670257105
914414240458
105215706693
1122371486aa
121016890945
136517550a2
143769b1a61
15207d64898
hex136e15e45

5215706693 has 8 divisors (see below), whose sum is σ = 5386292736. Its totient is φ = 5045266800.

The previous prime is 5215706659. The next prime is 5215706737. The reversal of 5215706693 is 3966075125.

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 5215706693 - 226 = 5148597829 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 (5215706603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38480 + ... + 109142.

It is an arithmetic number, because the mean of its divisors is an integer number (673286592).

Almost surely, 25215706693 is an apocalyptic number.

It is an amenable number.

5215706693 is a deficient number, since it is larger than the sum of its proper divisors (170586043).

5215706693 is a wasteful number, since it uses less digits than its factorization.

5215706693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73075.

The product of its (nonzero) digits is 340200, while the sum is 44.

The square root of 5215706693 is about 72219.8497159887. The cubic root of 5215706693 is about 1734.2207845059.

The spelling of 5215706693 in words is "five billion, two hundred fifteen million, seven hundred six thousand, six hundred ninety-three".

Divisors: 1 31 2381 70663 73811 2190553 168248603 5215706693