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9342649693 = 131742274433
BaseRepresentation
bin10001011001101110…
…11000010101011101
3220010002211210000201
420230313120111131
5123113204242233
64143021223501
7450343132516
oct105467302535
926102753021
109342649693
113a64755aa3
121988a01b91
13b5b7619b0
14648b2ba0d
1539a31277d
hex22cdd855d

9342649693 has 8 divisors (see below), whose sum is σ = 10653157368. Its totient is φ = 8116690944.

The previous prime is 9342649661. The next prime is 9342649721. The reversal of 9342649693 is 3969462439.

It can be written as a sum of positive squares in 4 ways, for example, as 18429849 + 9324219844 = 4293^2 + 96562^2 .

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 9342649693 - 25 = 9342649661 is a prime.

It is a super-2 number, since 2×93426496932 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9342649633) 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, 21136996 + ... + 21137437.

It is an arithmetic number, because the mean of its divisors is an integer number (1331644671).

Almost surely, 29342649693 is an apocalyptic number.

It is an amenable number.

9342649693 is a deficient number, since it is larger than the sum of its proper divisors (1310507675).

9342649693 is a wasteful number, since it uses less digits than its factorization.

9342649693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42274463.

The product of its digits is 7558272, while the sum is 55.

The square root of 9342649693 is about 96657.3830237504. The cubic root of 9342649693 is about 2106.1535076612.

The spelling of 9342649693 in words is "nine billion, three hundred forty-two million, six hundred forty-nine thousand, six hundred ninety-three".

Divisors: 1 13 17 221 42274433 549567629 718665361 9342649693