Base | Representation |
---|---|
bin | 111000111000011010… |
… | …1011101100100000010 |
3 | 102200021222211000110002 |
4 | 1301300311131210002 |
5 | 4000131422202302 |
6 | 132041012240002 |
7 | 11553021056021 |
oct | 1616065354402 |
9 | 380258730402 |
10 | 122152147202 |
11 | 47893780178 |
12 | 1b810610002 |
13 | b699032a57 |
14 | 5cab0c88b8 |
15 | 329ddbdc02 |
hex | 1c70d5d902 |
122152147202 has 4 divisors (see below), whose sum is σ = 183228220806. Its totient is φ = 61076073600.
The previous prime is 122152147193. The next prime is 122152147223. The reversal of 122152147202 is 202741251221.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 96819923281 + 25332223921 = 311159^2 + 159161^2 .
It is a super-2 number, since 2×1221521472022 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30538036799 + ... + 30538036802.
Almost surely, 2122152147202 is an apocalyptic number.
122152147202 is a deficient number, since it is larger than the sum of its proper divisors (61076073604).
122152147202 is an equidigital number, since it uses as much as digits as its factorization.
122152147202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61076073603.
The product of its (nonzero) digits is 4480, while the sum is 29.
Adding to 122152147202 its reverse (202741251221), we get a palindrome (324893398423).
The spelling of 122152147202 in words is "one hundred twenty-two billion, one hundred fifty-two million, one hundred forty-seven thousand, two hundred two".
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