Base | Representation |
---|---|
bin | 1110001011100100001… |
… | …11101111101111101010 |
3 | 1201120200000012012210121 |
4 | 13011302013233233222 |
5 | 30440334430001032 |
6 | 1011500535233454 |
7 | 50126260064152 |
oct | 7056207575752 |
9 | 1646600165717 |
10 | 487245937642 |
11 | 1787046a16a2 |
12 | 7a52181888a |
13 | 36c409c8709 |
14 | 198233d7762 |
15 | ca1b0b1a97 |
hex | 71721efbea |
487245937642 has 8 divisors (see below), whose sum is σ = 742850364132. Its totient is φ = 239629149600.
The previous prime is 487245937637. The next prime is 487245937681. The reversal of 487245937642 is 246739542784.
It can be written as a sum of positive squares in 2 ways, for example, as 368909249641 + 118336688001 = 607379^2 + 344001^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (61).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1996909459 + ... + 1996909702.
Almost surely, 2487245937642 is an apocalyptic number.
487245937642 is a deficient number, since it is larger than the sum of its proper divisors (255604426490).
487245937642 is a wasteful number, since it uses less digits than its factorization.
487245937642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3993819224.
The product of its digits is 81285120, while the sum is 61.
The spelling of 487245937642 in words is "four hundred eighty-seven billion, two hundred forty-five million, nine hundred thirty-seven thousand, six hundred forty-two".
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