Base | Representation |
---|---|
bin | 1110001111000… |
… | …11010011001101 |
3 | 22022201011121000 |
4 | 13013203103031 |
5 | 221032420414 |
6 | 15503330513 |
7 | 2650024404 |
oct | 707432315 |
9 | 268634530 |
10 | 119420109 |
11 | 61456106 |
12 | 33bb0a39 |
13 | 1b982cb3 |
14 | 11c0863b |
15 | a73db09 |
hex | 71e34cd |
119420109 has 8 divisors (see below), whose sum is σ = 176918720. Its totient is φ = 79613388.
The previous prime is 119420107. The next prime is 119420123. The reversal of 119420109 is 901024911.
It is not a de Polignac number, because 119420109 - 21 = 119420107 is a prime.
It is a super-2 number, since 2×1194201092 = 28522324867143762, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4422967 = 119420109 / (1 + 1 + 9 + 4 + 2 + 0 + 1 + 0 + 9).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (119420107) 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, 2211457 + ... + 2211510.
It is an arithmetic number, because the mean of its divisors is an integer number (22114840).
Almost surely, 2119420109 is an apocalyptic number.
It is an amenable number.
119420109 is a deficient number, since it is larger than the sum of its proper divisors (57498611).
119420109 is an equidigital number, since it uses as much as digits as its factorization.
119420109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4422976 (or 4422970 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 27.
The square root of 119420109 is about 10927.9508143110. The cubic root of 119420109 is about 492.4466126091.
The spelling of 119420109 in words is "one hundred nineteen million, four hundred twenty thousand, one hundred nine".
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