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53696867 = 731247451
BaseRepresentation
bin1100110011010…
…1100101100011
310202001002020212
43030311211203
5102221244432
65154524335
71221262430
oct314654543
9122032225
1053696867
1128346284
1215b966ab
13b180cc3
1471bab87
154aaa2b2
hex3335963

53696867 has 8 divisors (see below), whose sum is σ = 63347712. Its totient is φ = 44541000.

The previous prime is 53696861. The next prime is 53696911. The reversal of 53696867 is 76869635.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-53696867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53696861) 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, 123509 + ... + 123942.

It is an arithmetic number, because the mean of its divisors is an integer number (7918464).

Almost surely, 253696867 is an apocalyptic number.

53696867 is a deficient number, since it is larger than the sum of its proper divisors (9650845).

53696867 is a wasteful number, since it uses less digits than its factorization.

53696867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247489.

The product of its digits is 1632960, while the sum is 50.

The square root of 53696867 is about 7327.8146128297. The cubic root of 53696867 is about 377.2677213815.

The spelling of 53696867 in words is "fifty-three million, six hundred ninety-six thousand, eight hundred sixty-seven".

Divisors: 1 7 31 217 247451 1732157 7670981 53696867