Base | Representation |
---|---|
bin | 101111111000011100… |
… | …000111001111101010 |
3 | 11220201001011210100220 |
4 | 233320130013033222 |
5 | 1320243131301110 |
6 | 35341345510510 |
7 | 3500025150126 |
oct | 577034071752 |
9 | 156631153326 |
10 | 51412759530 |
11 | 1a893187210 |
12 | 9b6a042436 |
13 | 4b04668102 |
14 | 26ba204586 |
15 | 150d90a370 |
hex | bf87073ea |
51412759530 has 32 divisors (see below), whose sum is σ = 134607953088. Its totient is φ = 12463699200.
The previous prime is 51412759481. The next prime is 51412759571. The reversal of 51412759530 is 3595721415.
It is a happy number.
It is a Curzon number.
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, 77897791 + ... + 77898450.
It is an arithmetic number, because the mean of its divisors is an integer number (4206498534).
Almost surely, 251412759530 is an apocalyptic number.
51412759530 is an abundant number, since it is smaller than the sum of its proper divisors (83195193558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51412759530 is a wasteful number, since it uses less digits than its factorization.
51412759530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155796262.
The product of its (nonzero) digits is 189000, while the sum is 42.
The spelling of 51412759530 in words is "fifty-one billion, four hundred twelve million, seven hundred fifty-nine thousand, five hundred thirty".
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