Base | Representation |
---|---|
bin | 1110100110110110001101… |
… | …11000101111000110001111 |
3 | 11012201202011211200211210110 |
4 | 13103123012320233012033 |
5 | 13202233004130414411 |
6 | 152152121452411103 |
7 | 6523446566541321 |
oct | 723330670570617 |
9 | 135652154624713 |
10 | 32121102201231 |
11 | a26453488506a |
12 | 3729350176a93 |
13 | 14c001232c554 |
14 | 7d09536d5611 |
15 | 3aa8248ca2a6 |
hex | 1d36c6e2f18f |
32121102201231 has 32 divisors (see below), whose sum is σ = 43839423227392. Its totient is φ = 20914191498240.
The previous prime is 32121102201197. The next prime is 32121102201257. The reversal of 32121102201231 is 13210220112123.
It is not a de Polignac number, because 32121102201231 - 219 = 32121101676943 is a prime.
It is a super-2 number, since 2×321211022012312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 32121102201198 and 32121102201207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32121102201631) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 384352056 + ... + 384435618.
It is an arithmetic number, because the mean of its divisors is an integer number (1369981975856).
Almost surely, 232121102201231 is an apocalyptic number.
32121102201231 is a deficient number, since it is larger than the sum of its proper divisors (11718321026161).
32121102201231 is a wasteful number, since it uses less digits than its factorization.
32121102201231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100783.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 32121102201231 its reverse (13210220112123), we get a palindrome (45331322313354).
The spelling of 32121102201231 in words is "thirty-two trillion, one hundred twenty-one billion, one hundred two million, two hundred one thousand, two hundred thirty-one".
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