Search a number
-
+
1142285753501 = 5771979698013
BaseRepresentation
bin10000100111110101100…
…010010101110010011101
311001012102212011121120022
4100213311202111302131
5122203400123103001
62232431524001525
7145345622462504
oct20476542256235
94035385147508
101142285753501
1140049358a512
121654712302a5
13839425852a9
143d40347583b
151eaa7e9311b
hex109f5895c9d

1142285753501 has 4 divisors (see below), whose sum is σ = 1144265452092. Its totient is φ = 1140306054912.

The previous prime is 1142285753473. The next prime is 1142285753639. The reversal of 1142285753501 is 1053575822411.

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

It can be written as a sum of positive squares in 2 ways, for example, as 763131533476 + 379154220025 = 873574^2 + 615755^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142285753501 - 230 = 1141212011677 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 (1142285753101) 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, 989848430 + ... + 989849583.

It is an arithmetic number, because the mean of its divisors is an integer number (286066363023).

Almost surely, 21142285753501 is an apocalyptic number.

It is an amenable number.

1142285753501 is a deficient number, since it is larger than the sum of its proper divisors (1979698591).

1142285753501 is an equidigital number, since it uses as much as digits as its factorization.

1142285753501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979698590.

The product of its (nonzero) digits is 336000, while the sum is 44.

The spelling of 1142285753501 in words is "one trillion, one hundred forty-two billion, two hundred eighty-five million, seven hundred fifty-three thousand, five hundred one".

Divisors: 1 577 1979698013 1142285753501