Search a number
-
+
115258071 = 33710192
BaseRepresentation
bin1101101111010…
…11001011010111
322000212201100110
412313223023113
5214001224241
615234214103
72566451235
oct667531327
9260781313
10115258071
115a073105
1232724333
131ab56756
1411443955
15a1ba816
hex6deb2d7

115258071 has 12 divisors (see below), whose sum is σ = 157985912. Its totient is φ = 74688624.

The previous prime is 115258067. The next prime is 115258081. The reversal of 115258071 is 170852511.

It is not a de Polignac number, because 115258071 - 22 = 115258067 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115258001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112600 + ... + 113618.

Almost surely, 2115258071 is an apocalyptic number.

115258071 is a deficient number, since it is larger than the sum of its proper divisors (42727841).

115258071 is an frugal number, since it uses more digits than its factorization.

115258071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078 (or 1059 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 30.

The square root of 115258071 is about 10735.8311741569. The cubic root of 115258071 is about 486.6579050673.

The spelling of 115258071 in words is "one hundred fifteen million, two hundred fifty-eight thousand, seventy-one".

Divisors: 1 3 37 111 1019 3057 37703 113109 1038361 3115083 38419357 115258071