Base | Representation |
---|---|
bin | 110111111001001011… |
… | …0111010011110110111 |
3 | 102110211010000102210102 |
4 | 1233302112322132313 |
5 | 3431310213204400 |
6 | 131050251544315 |
7 | 11446313644064 |
oct | 1576226723667 |
9 | 373733012712 |
10 | 120030209975 |
11 | 469a4a19345 |
12 | 1b319a5b09b |
13 | b41b533ab0 |
14 | 5b4936bc6b |
15 | 31c79719d5 |
hex | 1bf25ba7b7 |
120030209975 has 24 divisors (see below), whose sum is σ = 160484488752. Its totient is φ = 88528204800.
The previous prime is 120030209969. The next prime is 120030209993. The reversal of 120030209975 is 579902030021.
It is a de Polignac number, because none of the positive numbers 2k-120030209975 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35879 + ... + 491271.
It is an arithmetic number, because the mean of its divisors is an integer number (6686853698).
Almost surely, 2120030209975 is an apocalyptic number.
120030209975 is a deficient number, since it is larger than the sum of its proper divisors (40454278777).
120030209975 is a wasteful number, since it uses less digits than its factorization.
120030209975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 456227 (or 456222 counting only the distinct ones).
The product of its (nonzero) digits is 34020, while the sum is 38.
Adding to 120030209975 its reverse (579902030021), we get a palindrome (699932239996).
The spelling of 120030209975 in words is "one hundred twenty billion, thirty million, two hundred nine thousand, nine hundred seventy-five".
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