Base | Representation |
---|---|
bin | 1010110100010110001000110… |
… | …0101001100010011010001001 |
3 | 10200211100001121011020000012001 |
4 | 2231011202030221202122021 |
5 | 1244234143324442221441 |
6 | 11255005525221351001 |
7 | 316225642260035545 |
oct | 25505421451423211 |
9 | 3624301534200161 |
10 | 761242363242121 |
11 | 200612089559112 |
12 | 71465a53268461 |
13 | 2689bb01657007 |
14 | d5da4812c0a25 |
15 | 5d019da427731 |
hex | 2b4588ca62689 |
761242363242121 has 8 divisors (see below), whose sum is σ = 801308124381600. Its totient is φ = 721176639462720.
The previous prime is 761242363242013. The next prime is 761242363242133. The reversal of 761242363242121 is 121242363242167.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 761242363242121 - 215 = 761242363209353 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (761242363242421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38862801 + ... + 55070881.
It is an arithmetic number, because the mean of its divisors is an integer number (100163515547700).
Almost surely, 2761242363242121 is an apocalyptic number.
It is an amenable number.
761242363242121 is a deficient number, since it is larger than the sum of its proper divisors (40065761139479).
761242363242121 is a wasteful number, since it uses less digits than its factorization.
761242363242121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18680039.
The product of its digits is 1161216, while the sum is 46.
Adding to 761242363242121 its sum of digits (46), we get a palindrome (761242363242167).
The spelling of 761242363242121 in words is "seven hundred sixty-one trillion, two hundred forty-two billion, three hundred sixty-three million, two hundred forty-two thousand, one hundred twenty-one".
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