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9542692157 = 23977424667
BaseRepresentation
bin10001110001100100…
…11110110100111101
3220122001020222200212
420320302132310331
5124020412122112
64214525002205
7455322354635
oct107062366475
926561228625
109542692157
114057667949
121a239b3365
13b9103240b
146675216c5
153acb79522
hex238c9ed3d

9542692157 has 8 divisors (see below), whose sum is σ = 9967807296. Its totient is φ = 9118428352.

The previous prime is 9542692151. The next prime is 9542692189. The reversal of 9542692157 is 7512962459.

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 9542692157 - 210 = 9542691133 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 (9542692151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189863 + ... + 234804.

It is an arithmetic number, because the mean of its divisors is an integer number (1245975912).

Almost surely, 29542692157 is an apocalyptic number.

It is an amenable number.

9542692157 is a deficient number, since it is larger than the sum of its proper divisors (425115139).

9542692157 is a wasteful number, since it uses less digits than its factorization.

9542692157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425667.

The product of its digits is 1360800, while the sum is 50.

The square root of 9542692157 is about 97686.7040952862. The cubic root of 9542692157 is about 2121.0796207611.

The spelling of 9542692157 in words is "nine billion, five hundred forty-two million, six hundred ninety-two thousand, one hundred fifty-seven".

Divisors: 1 23 977 22471 424667 9767341 414899659 9542692157