Search a number
-
+
2115230254 = 23134116617
BaseRepresentation
bin111111000010011…
…1101101000101110
312110102011211102021
41332010331220232
513312444332004
6545520420354
7103263106024
oct17604755056
95412154367
102115230254
11995aa0885
124b04776ba
132792c1247
14160cd2714
15c5a74d54
hex7e13da2e

2115230254 has 8 divisors (see below), whose sum is σ = 3275195328. Its totient is φ = 1023498480.

The previous prime is 2115230239. The next prime is 2115230279. The reversal of 2115230254 is 4520325112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17058247 + ... + 17058370.

It is an arithmetic number, because the mean of its divisors is an integer number (409399416).

Almost surely, 22115230254 is an apocalyptic number.

2115230254 is a deficient number, since it is larger than the sum of its proper divisors (1159965074).

2115230254 is a wasteful number, since it uses less digits than its factorization.

2115230254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34116650.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2115230254 is about 45991.6324346071. The cubic root of 2115230254 is about 1283.6675118408.

Adding to 2115230254 its reverse (4520325112), we get a palindrome (6635555366).

The spelling of 2115230254 in words is "two billion, one hundred fifteen million, two hundred thirty thousand, two hundred fifty-four".

Divisors: 1 2 31 62 34116617 68233234 1057615127 2115230254