Base | Representation |
---|---|
bin | 1110100100100… |
… | …1011110111011 |
3 | 11021000010200021 |
4 | 3221021132323 |
5 | 111121242040 |
6 | 10021551311 |
7 | 1341332512 |
oct | 351113673 |
9 | 137003607 |
10 | 61118395 |
11 | 31555178 |
12 | 18575537 |
13 | c87c040 |
14 | 818d679 |
15 | 557424a |
hex | 3a497bb |
61118395 has 16 divisors (see below), whose sum is σ = 80327520. Its totient is φ = 44365824.
The previous prime is 61118389. The next prime is 61118411. The reversal of 61118395 is 59381116.
It is a cyclic number.
It is not a de Polignac number, because 61118395 - 25 = 61118363 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 61118395.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4134 + ... + 11803.
It is an arithmetic number, because the mean of its divisors is an integer number (5020470).
Almost surely, 261118395 is an apocalyptic number.
61118395 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
61118395 is a deficient number, since it is larger than the sum of its proper divisors (19209125).
61118395 is a wasteful number, since it uses less digits than its factorization.
61118395 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16014.
The product of its digits is 6480, while the sum is 34.
The square root of 61118395 is about 7817.8254649231. The cubic root of 61118395 is about 393.9042321802.
The spelling of 61118395 in words is "sixty-one million, one hundred eighteen thousand, three hundred ninety-five".
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