Search a number
-
+
4988251 = 47211503
BaseRepresentation
bin10011000001110101011011
3100101102121001
4103001311123
52234111001
6254525431
760254002
oct23016533
910342531
104988251
1128a7824
121806877
131058638
1493bc39
15688001
hex4c1d5b

4988251 has 8 divisors (see below), whose sum is σ = 5128704. Its totient is φ = 4849320.

The previous prime is 4988231. The next prime is 4988299. The reversal of 4988251 is 1528894.

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 4988251 - 25 = 4988219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4988251.

It is not an unprimeable number, because it can be changed into a prime (4988231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9666 + ... + 10168.

It is an arithmetic number, because the mean of its divisors is an integer number (641088).

Almost surely, 24988251 is an apocalyptic number.

4988251 is a deficient number, since it is larger than the sum of its proper divisors (140453).

4988251 is a wasteful number, since it uses less digits than its factorization.

4988251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761.

The product of its digits is 23040, while the sum is 37.

The square root of 4988251 is about 2233.4392760942. The cubic root of 4988251 is about 170.8635529064.

The spelling of 4988251 in words is "four million, nine hundred eighty-eight thousand, two hundred fifty-one".

Divisors: 1 47 211 503 9917 23641 106133 4988251