Search a number
-
+
379108149 = 37223112129
BaseRepresentation
bin10110100110001…
…011101100110101
3222102100200121120
4112212023230311
51234022430044
6101341334153
712252236400
oct2646135465
9872320546
10379108149
11184aa6622
12a6b67359
1360708264
14384c6d37
1523438519
hex1698bb35

379108149 has 24 divisors (see below), whose sum is σ = 613575360. Its totient is φ = 207212544.

The previous prime is 379108139. The next prime is 379108151. The reversal of 379108149 is 941801973.

It is a happy number.

It is not a de Polignac number, because 379108149 - 25 = 379108117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 379108149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379108129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52684 + ... + 59445.

It is an arithmetic number, because the mean of its divisors is an integer number (25565640).

Almost surely, 2379108149 is an apocalyptic number.

It is an amenable number.

379108149 is a deficient number, since it is larger than the sum of its proper divisors (234467211).

379108149 is a wasteful number, since it uses less digits than its factorization.

379108149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112169 (or 112162 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 379108149 is about 19470.6997563005. The cubic root of 379108149 is about 723.7485499060.

The spelling of 379108149 in words is "three hundred seventy-nine million, one hundred eight thousand, one hundred forty-nine".

Divisors: 1 3 7 21 23 49 69 147 161 483 1127 3381 112129 336387 784903 2354709 2578967 5494321 7736901 16482963 18052769 54158307 126369383 379108149