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53963256239 = 1911003258127
BaseRepresentation
bin110010010000011101…
…011111000110101111
312011021210101110002222
4302100131133012233
51341004043144424
640442415505555
73620155052444
oct622035370657
9164253343088
1053963256239
1120981940132
12a5602282bb
13511cb97a69
14287cc3b9cb
15160c7ace5e
hexc9075f1af

53963256239 has 8 divisors (see below), whose sum is σ = 56808810240. Its totient is φ = 51118240536.

The previous prime is 53963256209. The next prime is 53963256331. The reversal of 53963256239 is 93265236935.

It is a happy number.

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 53963256239 - 212 = 53963252143 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 (53963256209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79994 + ... + 338120.

It is an arithmetic number, because the mean of its divisors is an integer number (7101101280).

Almost surely, 253963256239 is an apocalyptic number.

53963256239 is a deficient number, since it is larger than the sum of its proper divisors (2845554001).

53963256239 is a wasteful number, since it uses less digits than its factorization.

53963256239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269149.

The product of its digits is 7873200, while the sum is 53.

The spelling of 53963256239 in words is "fifty-three billion, nine hundred sixty-three million, two hundred fifty-six thousand, two hundred thirty-nine".

Divisors: 1 19 11003 209057 258127 4904413 2840171381 53963256239