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142753553 = 793535119
BaseRepresentation
bin10001000001000…
…11111100010001
3100221121122001122
420200203330101
5243021103203
622055412025
73352246055
oct1040437421
9327548048
10142753553
1173642948
123b984015
1323762777
1414d5dc65
15c7ec538
hex8823f11

142753553 has 8 divisors (see below), whose sum is σ = 144998400. Its totient is φ = 140519808.

The previous prime is 142753531. The next prime is 142753577. The reversal of 142753553 is 355357241.

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 142753553 - 218 = 142491409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (142753453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25328 + ... + 30446.

It is an arithmetic number, because the mean of its divisors is an integer number (18124800).

Almost surely, 2142753553 is an apocalyptic number.

It is an amenable number.

142753553 is a deficient number, since it is larger than the sum of its proper divisors (2244847).

142753553 is an equidigital number, since it uses as much as digits as its factorization.

142753553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5551.

The product of its digits is 63000, while the sum is 35.

The square root of 142753553 is about 11947.9518328457. The cubic root of 142753553 is about 522.6315723691.

The spelling of 142753553 in words is "one hundred forty-two million, seven hundred fifty-three thousand, five hundred fifty-three".

Divisors: 1 79 353 5119 27887 404401 1807007 142753553