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53768651 = 1912132333
BaseRepresentation
bin1100110100011…
…1000111001011
310202011201201112
43031013013023
5102231044101
65200240535
71222011626
oct315070713
9122151645
1053768651
1128395202
121601014b
13b1a7891
1471d8dbd
154ac16bb
hex33471cb

53768651 has 8 divisors (see below), whose sum is σ = 56669520. Its totient is φ = 50874912.

The previous prime is 53768629. The next prime is 53768669. The reversal of 53768651 is 15686735.

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 53768651 - 214 = 53752267 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53768599 and 53768608.

It is not an unprimeable number, because it can be changed into a prime (53768051) 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, 21881 + ... + 24213.

It is an arithmetic number, because the mean of its divisors is an integer number (7083690).

Almost surely, 253768651 is an apocalyptic number.

53768651 is a deficient number, since it is larger than the sum of its proper divisors (2900869).

53768651 is a wasteful number, since it uses less digits than its factorization.

53768651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3565.

The product of its digits is 151200, while the sum is 41.

The square root of 53768651 is about 7332.7110266258. The cubic root of 53768651 is about 377.4357617694.

The spelling of 53768651 in words is "fifty-three million, seven hundred sixty-eight thousand, six hundred fifty-one".

Divisors: 1 19 1213 2333 23047 44327 2829929 53768651