Base | Representation |
---|---|
bin | 111001000000011011… |
… | …1100011101011100010 |
3 | 102200222201221212020002 |
4 | 1302000313203223202 |
5 | 4001204302211002 |
6 | 132123421420002 |
7 | 11562465311201 |
oct | 1620067435342 |
9 | 380881855202 |
10 | 122421132002 |
11 | 47a115a0464 |
12 | 1b88670a602 |
13 | b70c991760 |
14 | 5cd4b07238 |
15 | 32b7803002 |
hex | 1c80de3ae2 |
122421132002 has 16 divisors (see below), whose sum is σ = 198761065272. Its totient is φ = 56215246080.
The previous prime is 122421131971. The next prime is 122421132047. The reversal of 122421132002 is 200231124221.
It can be written as a sum of positive squares in 4 ways, for example, as 120352792561 + 2068339441 = 346919^2 + 45479^2 .
It is a super-2 number, since 2×1224211320022 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11945399 + ... + 11955642.
Almost surely, 2122421132002 is an apocalyptic number.
122421132002 is a deficient number, since it is larger than the sum of its proper divisors (76339933270).
122421132002 is a wasteful number, since it uses less digits than its factorization.
122421132002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23901253.
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 122421132002 its reverse (200231124221), we get a palindrome (322652256223).
The spelling of 122421132002 in words is "one hundred twenty-two billion, four hundred twenty-one million, one hundred thirty-two thousand, two".
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