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115027049157 = 31071153310789
BaseRepresentation
bin110101100100000100…
…1010111101011000101
3101222220102200112101220
41223020021113223011
53341033411033112
6124502004510553
711211322533306
oct1531011275305
9358812615356
10115027049157
1144867852599
121a3623ab459
13ab01b395c7
1457d2ac67ad
152ed35e398c
hex1ac8257ac5

115027049157 has 16 divisors (see below), whose sum is σ = 154937517120. Its totient is φ = 75901888512.

The previous prime is 115027049149. The next prime is 115027049167. The reversal of 115027049157 is 751940720511.

It is not a de Polignac number, because 115027049157 - 23 = 115027049149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115027049117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214719 + ... + 525507.

It is an arithmetic number, because the mean of its divisors is an integer number (9683594820).

Almost surely, 2115027049157 is an apocalyptic number.

It is an amenable number.

115027049157 is a deficient number, since it is larger than the sum of its proper divisors (39910467963).

115027049157 is a wasteful number, since it uses less digits than its factorization.

115027049157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312052.

The product of its (nonzero) digits is 88200, while the sum is 42.

Adding to 115027049157 its reverse (751940720511), we get a palindrome (866967769668).

The spelling of 115027049157 in words is "one hundred fifteen billion, twenty-seven million, forty-nine thousand, one hundred fifty-seven".

Divisors: 1 3 107 321 1153 3459 123371 310789 370113 932367 33254423 99763269 358339717 1075019151 38342349719 115027049157