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142058803 = 731946011
BaseRepresentation
bin10000111011110…
…10010100110011
3100220022100001011
420131322110303
5242331340203
622032451351
73343323415
oct1035722463
9326270034
10142058803
1173208977
123b6a9b57
132357b483
1414c1c9b5
15c71176d
hex877a533

142058803 has 4 divisors (see below), whose sum is σ = 144004888. Its totient is φ = 140112720.

The previous prime is 142058797. The next prime is 142058821. The reversal of 142058803 is 308850241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-142058803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142038803) 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, 972933 + ... + 973078.

It is an arithmetic number, because the mean of its divisors is an integer number (36001222).

Almost surely, 2142058803 is an apocalyptic number.

142058803 is a deficient number, since it is larger than the sum of its proper divisors (1946085).

142058803 is an equidigital number, since it uses as much as digits as its factorization.

142058803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946084.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 142058803 is about 11918.8423515038. The cubic root of 142058803 is about 521.7823490870.

The spelling of 142058803 in words is "one hundred forty-two million, fifty-eight thousand, eight hundred three".

Divisors: 1 73 1946011 142058803