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48469905 = 3251197919
BaseRepresentation
bin1011100011100…
…1011110010001
310101012112012200
42320321132101
544402014110
64450513413
71125662451
oct270713621
9111175180
1048469905
11253a6180
1214295869
13a070b23
146619d61
1543c66c0
hex2e39791

48469905 has 24 divisors (see below), whose sum is σ = 91653120. Its totient is φ = 23500320.

The previous prime is 48469903. The next prime is 48469909. The reversal of 48469905 is 50996484.

It is a happy number.

It is not a de Polignac number, because 48469905 - 21 = 48469903 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (48469903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48465 + ... + 49454.

It is an arithmetic number, because the mean of its divisors is an integer number (3818880).

Almost surely, 248469905 is an apocalyptic number.

48469905 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

48469905 is a deficient number, since it is larger than the sum of its proper divisors (43183215).

48469905 is a wasteful number, since it uses less digits than its factorization.

48469905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97941 (or 97938 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 48469905 is about 6962.0331082235. The cubic root of 48469905 is about 364.6062056798.

The spelling of 48469905 in words is "forty-eight million, four hundred sixty-nine thousand, nine hundred five".

Divisors: 1 3 5 9 11 15 33 45 55 99 165 495 97919 293757 489595 881271 1077109 1468785 3231327 4406355 5385545 9693981 16156635 48469905