Base | Representation |
---|---|
bin | 1100001111000… |
… | …00011101001100 |
3 | 21011010012121012 |
4 | 12013200131030 |
5 | 202233144434 |
6 | 14103424352 |
7 | 2354231312 |
oct | 607403514 |
9 | 234105535 |
10 | 102631244 |
11 | 52a29411 |
12 | 2a4550b8 |
13 | 18355361 |
14 | d8b80b2 |
15 | 90243ce |
hex | 61e074c |
102631244 has 48 divisors (see below), whose sum is σ = 200019456. Its totient is φ = 45830400.
The previous prime is 102631231. The next prime is 102631271. The reversal of 102631244 is 442136201.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329849 + ... + 330159.
It is an arithmetic number, because the mean of its divisors is an integer number (4167072).
Almost surely, 2102631244 is an apocalyptic number.
It is an amenable number.
102631244 is a deficient number, since it is larger than the sum of its proper divisors (97388212).
102631244 is a wasteful number, since it uses less digits than its factorization.
102631244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 566 (or 564 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 102631244 is about 10130.7079713118. The cubic root of 102631244 is about 468.1947408310.
Adding to 102631244 its reverse (442136201), we get a palindrome (544767445).
The spelling of 102631244 in words is "one hundred two million, six hundred thirty-one thousand, two hundred forty-four".
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