Base | Representation |
---|---|
bin | 100010011111000… |
… | …0110111100101111 |
3 | 2222122100101210200 |
4 | 1010332012330233 |
5 | 4332211211304 |
6 | 310453204543 |
7 | 40450313625 |
oct | 10476067457 |
9 | 2878311720 |
10 | 1157132079 |
11 | 544197504 |
12 | 283630753 |
13 | 15596544c |
14 | ad971515 |
15 | 6b8bde39 |
hex | 44f86f2f |
1157132079 has 12 divisors (see below), whose sum is σ = 1680075696. Its totient is φ = 767423232.
The previous prime is 1157132077. The next prime is 1157132083. The reversal of 1157132079 is 9702317511.
1157132079 is a `hidden beast` number, since 11 + 571 + 3 + 2 + 0 + 79 = 666.
It is not a de Polignac number, because 1157132079 - 21 = 1157132077 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1157132077) 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, 331347 + ... + 334820.
It is an arithmetic number, because the mean of its divisors is an integer number (140006308).
Almost surely, 21157132079 is an apocalyptic number.
1157132079 is a deficient number, since it is larger than the sum of its proper divisors (522943617).
1157132079 is a wasteful number, since it uses less digits than its factorization.
1157132079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 666366 (or 666363 counting only the distinct ones).
The product of its (nonzero) digits is 13230, while the sum is 36.
The square root of 1157132079 is about 34016.6441466527. The cubic root of 1157132079 is about 1049.8509475498.
The spelling of 1157132079 in words is "one billion, one hundred fifty-seven million, one hundred thirty-two thousand, seventy-nine".
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