Search a number
-
+
99848149 = 4214872
BaseRepresentation
bin1011111001110…
…00111111010101
320221212210220121
411330320333111
5201030120044
613524031541
72321460322
oct574707725
9227783817
1099848149
11513a8435
12295325b1
13178bc65b
14d391b49
158b74984
hex5f38fd5

99848149 has 6 divisors (see below), whose sum is σ = 100291254. Its totient is φ = 99406440.

The previous prime is 99848143. The next prime is 99848167. The reversal of 99848149 is 94184899.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 53363025 + 46485124 = 7305^2 + 6818^2 .

It is not a de Polignac number, because 99848149 - 23 = 99848141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99848096 and 99848105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99848141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 204784 + ... + 205270.

It is an arithmetic number, because the mean of its divisors is an integer number (16715209).

Almost surely, 299848149 is an apocalyptic number.

It is an amenable number.

99848149 is a deficient number, since it is larger than the sum of its proper divisors (443105).

99848149 is an frugal number, since it uses more digits than its factorization.

99848149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395 (or 908 counting only the distinct ones).

The product of its digits is 746496, while the sum is 52.

The square root of 99848149 is about 9992.4045654687. The cubic root of 99848149 is about 463.9238210376.

The spelling of 99848149 in words is "ninety-nine million, eight hundred forty-eight thousand, one hundred forty-nine".

Divisors: 1 421 487 205027 237169 99848149