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48690653 = 114426423
BaseRepresentation
bin1011100110111…
…1010111011101
310101121202000112
42321233113131
544431100103
64455335405
71130602154
oct271572735
9111552015
1048690653
1125537010
1214381565
13a11a44b
14667659b
15441bcd8
hex2e6f5dd

48690653 has 4 divisors (see below), whose sum is σ = 53117088. Its totient is φ = 44264220.

The previous prime is 48690647. The next prime is 48690661. The reversal of 48690653 is 35609684.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 48690653 - 26 = 48690589 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48690653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48690613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2213201 + ... + 2213222.

It is an arithmetic number, because the mean of its divisors is an integer number (13279272).

Almost surely, 248690653 is an apocalyptic number.

It is an amenable number.

48690653 is a deficient number, since it is larger than the sum of its proper divisors (4426435).

48690653 is a wasteful number, since it uses less digits than its factorization.

48690653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4426434.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 48690653 is about 6977.8688007156. The cubic root of 48690653 is about 365.1588799777.

The spelling of 48690653 in words is "forty-eight million, six hundred ninety thousand, six hundred fifty-three".

Divisors: 1 11 4426423 48690653