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48690263 = 103472721
BaseRepresentation
bin1011100110111…
…1010001010111
310101121201111002
42321233101113
544431042023
64455333515
71130601056
oct271572127
9111551432
1048690263
1125536796
121438129b
13a11a20b
14667639d
15441bb28
hex2e6f457

48690263 has 4 divisors (see below), whose sum is σ = 49163088. Its totient is φ = 48217440.

The previous prime is 48690259. The next prime is 48690269. The reversal of 48690263 is 36209684.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48690263 - 22 = 48690259 is a prime.

It is a super-2 number, since 2×486902632 = 4741483422018338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48690269) 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, 236258 + ... + 236463.

It is an arithmetic number, because the mean of its divisors is an integer number (12290772).

Almost surely, 248690263 is an apocalyptic number.

48690263 is a deficient number, since it is larger than the sum of its proper divisors (472825).

48690263 is a wasteful number, since it uses less digits than its factorization.

48690263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472824.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 48690263 is about 6977.8408551643. The cubic root of 48690263 is about 365.1579050312.

The spelling of 48690263 in words is "forty-eight million, six hundred ninety thousand, two hundred sixty-three".

Divisors: 1 103 472721 48690263