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53088052056 = 23313170154013
BaseRepresentation
bin110001011100010010…
…110110001101011000
312002000210112110200020
4301130102312031120
51332211020131211
640215513110440
73556366665654
oct613422661530
9162023473606
1053088052056
1120572904296
12a3570b8420
135010773670
1427d88d7a64
1515aaa2d306
hexc5c4b6358

53088052056 has 32 divisors (see below), whose sum is σ = 142929371760. Its totient is φ = 16334785152.

The previous prime is 53088052049. The next prime is 53088052097. The reversal of 53088052056 is 65025088035.

It is a super-2 number, since 2×530880520562 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53088051999 and 53088052017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85076695 + ... + 85077318.

Almost surely, 253088052056 is an apocalyptic number.

It is an amenable number.

53088052056 is an abundant number, since it is smaller than the sum of its proper divisors (89841319704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53088052056 is a wasteful number, since it uses less digits than its factorization.

53088052056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170154035 (or 170154031 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 53088052056 in words is "fifty-three billion, eighty-eight million, fifty-two thousand, fifty-six".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 170154013 340308026 510462039 680616052 1020924078 1361232104 2041848156 2212002169 4083696312 4424004338 6636006507 8848008676 13272013014 17696017352 26544026028 53088052056