Base | Representation |
---|---|
bin | 101111111010001101… |
… | …111101010010111011 |
3 | 11220210010100000011211 |
4 | 233322031331102323 |
5 | 1320323301300240 |
6 | 35344333303551 |
7 | 3500536624654 |
oct | 577215752273 |
9 | 156703300154 |
10 | 51442603195 |
11 | 1a8a90101a5 |
12 | 9b78034bb7 |
13 | 4b0a8b6b99 |
14 | 26c017252b |
15 | 1511352bea |
hex | bfa37d4bb |
51442603195 has 8 divisors (see below), whose sum is σ = 61732354320. Its totient is φ = 41153262240.
The previous prime is 51442603193. The next prime is 51442603237. The reversal of 51442603195 is 59130624415.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51442603195 - 21 = 51442603193 is a prime.
It is not an unprimeable number, because it can be changed into a prime (51442603193) 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, 378760 + ... + 496330.
It is an arithmetic number, because the mean of its divisors is an integer number (7716544290).
Almost surely, 251442603195 is an apocalyptic number.
51442603195 is a deficient number, since it is larger than the sum of its proper divisors (10289751125).
51442603195 is a wasteful number, since it uses less digits than its factorization.
51442603195 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205085.
The product of its (nonzero) digits is 129600, while the sum is 40.
The spelling of 51442603195 in words is "fifty-one billion, four hundred forty-two million, six hundred three thousand, one hundred ninety-five".
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