Search a number
-
+
48312801 = 3319412297
BaseRepresentation
bin1011100001001…
…1000111100001
310100220112201000
42320103013201
544332002201
64443302213
71124436435
oct270230741
9110815630
1048312801
11252a9139
121421a969
13a017474
1465b89c5
154394d86
hex2e131e1

48312801 has 32 divisors (see below), whose sum is σ = 77212800. Its totient is φ = 29756160.

The previous prime is 48312791. The next prime is 48312809. The reversal of 48312801 is 10821384.

It is not a de Polignac number, because 48312801 - 217 = 48181729 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (48312809) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19885 + ... + 22181.

It is an arithmetic number, because the mean of its divisors is an integer number (2412900).

Almost surely, 248312801 is an apocalyptic number.

48312801 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

48312801 is a deficient number, since it is larger than the sum of its proper divisors (28899999).

48312801 is a wasteful number, since it uses less digits than its factorization.

48312801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2366 (or 2360 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 48312801 is about 6950.7410396302. The cubic root of 48312801 is about 364.2118503726.

The spelling of 48312801 in words is "forty-eight million, three hundred twelve thousand, eight hundred one".

Divisors: 1 3 9 19 27 41 57 123 171 369 513 779 1107 2297 2337 6891 7011 20673 21033 43643 62019 94177 130929 282531 392787 847593 1178361 1789363 2542779 5368089 16104267 48312801