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48515663 = 733120939
BaseRepresentation
bin1011100100010…
…0101001001111
310101021211222102
42321010221033
544410000123
64451505315
71126243040
oct271045117
9111254872
1048515663
1125427599
12142b823b
13a0888c1
14662c8c7
1543d5028
hex2e44a4f

48515663 has 8 divisors (see below), whose sum is σ = 55616640. Its totient is φ = 41457240.

The previous prime is 48515659. The next prime is 48515681. The reversal of 48515663 is 36651584.

48515663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 48515663 - 22 = 48515659 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 (48515693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8153 + ... + 12786.

It is an arithmetic number, because the mean of its divisors is an integer number (6952080).

Almost surely, 248515663 is an apocalyptic number.

48515663 is a deficient number, since it is larger than the sum of its proper divisors (7100977).

48515663 is a wasteful number, since it uses less digits than its factorization.

48515663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21277.

The product of its digits is 86400, while the sum is 38.

The square root of 48515663 is about 6965.3185856786. The cubic root of 48515663 is about 364.7209050549.

The spelling of 48515663 in words is "forty-eight million, five hundred fifteen thousand, six hundred sixty-three".

Divisors: 1 7 331 2317 20939 146573 6930809 48515663