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53053754029 = 56993240341
BaseRepresentation
bin110001011010010000…
…000000101010101101
312001221101222221121221
4301122100000222231
51332123230112104
640212250023341
73555502316503
oct613220005255
9161841887557
1053053754029
1120555508711
12a347717b51
135006625283
1427d412a673
1515a7a05c54
hexc5a400aad

53053754029 has 4 divisors (see below), whose sum is σ = 53146994940. Its totient is φ = 52960513120.

The previous prime is 53053754027. The next prime is 53053754063. The reversal of 53053754029 is 92045735035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92045735035 = 518409147007.

It can be written as a sum of positive squares in 2 ways, for example, as 36558204804 + 16495549225 = 191202^2 + 128435^2 .

It is a cyclic number.

It is not a de Polignac number, because 53053754029 - 21 = 53053754027 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 (53053754027) 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, 46619602 + ... + 46620739.

It is an arithmetic number, because the mean of its divisors is an integer number (13286748735).

Almost surely, 253053754029 is an apocalyptic number.

It is an amenable number.

53053754029 is a deficient number, since it is larger than the sum of its proper divisors (93240911).

53053754029 is an equidigital number, since it uses as much as digits as its factorization.

53053754029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93240910.

The product of its (nonzero) digits is 567000, while the sum is 43.

The spelling of 53053754029 in words is "fifty-three billion, fifty-three million, seven hundred fifty-four thousand, twenty-nine".

Divisors: 1 569 93240341 53053754029