Base | Representation |
---|---|
bin | 1100001111000… |
… | …10111010110011 |
3 | 21011010201102210 |
4 | 12013202322303 |
5 | 202234010311 |
6 | 14103543203 |
7 | 2354302602 |
oct | 607427263 |
9 | 234121383 |
10 | 102641331 |
11 | 52a35a51 |
12 | 2a45ab03 |
13 | 18359b20 |
14 | d8bba39 |
15 | 90273a6 |
hex | 61e2eb3 |
102641331 has 16 divisors (see below), whose sum is σ = 147813120. Its totient is φ = 62979360.
The previous prime is 102641323. The next prime is 102641339. The reversal of 102641331 is 133146201.
It is an interprime number because it is at equal distance from previous prime (102641323) and next prime (102641339).
It is not a de Polignac number, because 102641331 - 23 = 102641323 is a prime.
It is a super-2 number, since 2×1026413312 = 21070485658903122, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 102641298 and 102641307.
It is not an unprimeable number, because it can be changed into a prime (102641339) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10336 + ... + 17666.
It is an arithmetic number, because the mean of its divisors is an integer number (9238320).
Almost surely, 2102641331 is an apocalyptic number.
102641331 is a deficient number, since it is larger than the sum of its proper divisors (45171789).
102641331 is a wasteful number, since it uses less digits than its factorization.
102641331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7706.
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 102641331 is about 10131.2058018777. The cubic root of 102641331 is about 468.2100789986.
Adding to 102641331 its reverse (133146201), we get a palindrome (235787532).
The spelling of 102641331 in words is "one hundred two million, six hundred forty-one thousand, three hundred thirty-one".
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