Search a number
-
+
10870149 = 323315551
BaseRepresentation
bin101001011101…
…110110000101
3202110021001010
4221131312011
510240321044
61024552433
7161252253
oct51356605
922407033
1010870149
1161549a4
123782719
132337954
14162d5d3
15e4abb9
hexa5dd85

10870149 has 8 divisors (see below), whose sum is σ = 14556672. Its totient is φ = 7215200.

The previous prime is 10870129. The next prime is 10870151. The reversal of 10870149 is 94107801.

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 10870149 - 29 = 10869637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10870129) 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, 7077 + ... + 8474.

It is an arithmetic number, because the mean of its divisors is an integer number (1819584).

Almost surely, 210870149 is an apocalyptic number.

It is an amenable number.

10870149 is a deficient number, since it is larger than the sum of its proper divisors (3686523).

10870149 is a wasteful number, since it uses less digits than its factorization.

10870149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15787.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 10870149 is about 3296.9909008064. The cubic root of 10870149 is about 221.5194336381.

The spelling of 10870149 in words is "ten million, eight hundred seventy thousand, one hundred forty-nine".

Divisors: 1 3 233 699 15551 46653 3623383 10870149