Base | Representation |
---|---|
bin | 1101000000110… |
… | …01101011000101 |
3 | 21121101202100010 |
4 | 12200121223011 |
5 | 210421011221 |
6 | 14455340433 |
7 | 2463551106 |
oct | 640315305 |
9 | 247352303 |
10 | 109157061 |
11 | 56686352 |
12 | 30681719 |
13 | 197cb7a0 |
14 | 106d63ad |
15 | 98b2c76 |
hex | 6819ac5 |
109157061 has 8 divisors (see below), whose sum is σ = 156738400. Its totient is φ = 67173552.
The previous prime is 109157053. The next prime is 109157089. The reversal of 109157061 is 160751901.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 109157061 - 23 = 109157053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109150061) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1399411 + ... + 1399488.
It is an arithmetic number, because the mean of its divisors is an integer number (19592300).
Almost surely, 2109157061 is an apocalyptic number.
It is an amenable number.
109157061 is a deficient number, since it is larger than the sum of its proper divisors (47581339).
109157061 is a wasteful number, since it uses less digits than its factorization.
109157061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2798915.
The product of its (nonzero) digits is 1890, while the sum is 30.
The square root of 109157061 is about 10447.8256589589. The cubic root of 109157061 is about 477.9149446299.
The spelling of 109157061 in words is "one hundred nine million, one hundred fifty-seven thousand, sixty-one".
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