Base | Representation |
---|---|
bin | 101111111010001001… |
… | …001001000001110010 |
3 | 11220210000221212010110 |
4 | 233322021021001302 |
5 | 1320322440344110 |
6 | 35344250242150 |
7 | 3500523115506 |
oct | 577211110162 |
9 | 156700855113 |
10 | 51441340530 |
11 | 1a8a8328578 |
12 | 9b77726356 |
13 | 4b0a564248 |
14 | 26bdd24306 |
15 | 15111a3a20 |
hex | bfa249072 |
51441340530 has 32 divisors (see below), whose sum is σ = 123472517184. Its totient is φ = 13716213056.
The previous prime is 51441340501. The next prime is 51441340567. The reversal of 51441340530 is 3504314415.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206632 + ... + 381548.
It is an arithmetic number, because the mean of its divisors is an integer number (3858516162).
Almost surely, 251441340530 is an apocalyptic number.
51441340530 is an abundant number, since it is smaller than the sum of its proper divisors (72031176654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51441340530 is a wasteful number, since it uses less digits than its factorization.
51441340530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 184730.
The product of its (nonzero) digits is 14400, while the sum is 30.
Adding to 51441340530 its reverse (3504314415), we get a palindrome (54945654945).
The spelling of 51441340530 in words is "fifty-one billion, four hundred forty-one million, three hundred forty thousand, five hundred thirty".
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