Base | Representation |
---|---|
bin | 1110000111110100111001… |
… | …10010111000000010010101 |
3 | 11001221212000100200212222200 |
4 | 13003322130302320002111 |
5 | 13032302114444220001 |
6 | 150014325431115113 |
7 | 6353444620462101 |
oct | 703723462700225 |
9 | 131855010625880 |
10 | 31055244132501 |
11 | 99935007823a6 |
12 | 359686a512a99 |
13 | 144365ca73194 |
14 | 7951207b4901 |
15 | 38cc414b2086 |
hex | 1c3e9ccb8095 |
31055244132501 has 6 divisors (see below), whose sum is σ = 44857574858070. Its totient is φ = 20703496088328.
The previous prime is 31055244132499. The next prime is 31055244132511. The reversal of 31055244132501 is 10523144255013.
31055244132501 is a `hidden beast` number, since 3 + 1 + 0 + 552 + 44 + 13 + 2 + 50 + 1 = 666.
It can be written as a sum of positive squares in only one way, i.e., 29162170840401 + 1893073292100 = 5400201^2 + 1375890^2 .
It is not a de Polignac number, because 31055244132501 - 21 = 31055244132499 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31055244132511) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1725291340686 + ... + 1725291340703.
It is an arithmetic number, because the mean of its divisors is an integer number (7476262476345).
Almost surely, 231055244132501 is an apocalyptic number.
It is an amenable number.
31055244132501 is a deficient number, since it is larger than the sum of its proper divisors (13802330725569).
31055244132501 is a wasteful number, since it uses less digits than its factorization.
31055244132501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3450582681395 (or 3450582681392 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 36.
Adding to 31055244132501 its reverse (10523144255013), we get a palindrome (41578388387514).
The spelling of 31055244132501 in words is "thirty-one trillion, fifty-five billion, two hundred forty-four million, one hundred thirty-two thousand, five hundred one".
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