Search a number
-
+
48901897 = 117360899
BaseRepresentation
bin1011101010001…
…0111100001001
310102000110210101
42322202330021
5100004330042
64504045401
71132442062
oct272427411
9112013711
1048901897
11256707a0
1214463861
13a192645
1466cd569
15445e6b7
hex2ea2f09

48901897 has 8 divisors (see below), whose sum is σ = 54079200. Its totient is φ = 43846560.

The previous prime is 48901891. The next prime is 48901927. The reversal of 48901897 is 79810984.

It is a happy number.

48901897 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 48901897 - 215 = 48869129 is a prime.

It is a super-3 number, since 3×489018973 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48901891) 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, 29647 + ... + 31252.

It is an arithmetic number, because the mean of its divisors is an integer number (6759900).

Almost surely, 248901897 is an apocalyptic number.

It is an amenable number.

48901897 is a deficient number, since it is larger than the sum of its proper divisors (5177303).

48901897 is a wasteful number, since it uses less digits than its factorization.

48901897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60983.

The product of its (nonzero) digits is 145152, while the sum is 46.

The square root of 48901897 is about 6992.9891319807. The cubic root of 48901897 is about 365.6861977286.

The spelling of 48901897 in words is "forty-eight million, nine hundred one thousand, eight hundred ninety-seven".

Divisors: 1 11 73 803 60899 669889 4445627 48901897