Base | Representation |
---|---|
bin | 100010111111000111… |
… | …0111100011111011101 |
3 | 21011221002122211121211 |
4 | 1011332032330133131 |
5 | 2212332331303122 |
6 | 54303145424421 |
7 | 5266563636166 |
oct | 1057616743735 |
9 | 234832584554 |
10 | 75132291037 |
11 | 29955246311 |
12 | 1268979b111 |
13 | 711481475b |
14 | 38ca4b276d |
15 | 1e4ae99877 |
hex | 117e3bc7dd |
75132291037 has 2 divisors, whose sum is σ = 75132291038. Its totient is φ = 75132291036.
The previous prime is 75132291011. The next prime is 75132291043. The reversal of 75132291037 is 73019223157.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 51614841721 + 23517449316 = 227189^2 + 153354^2 .
It is a cyclic number.
It is not a de Polignac number, because 75132291037 - 223 = 75123902429 is a prime.
It is a super-2 number, since 2×751322910372 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (75132291067) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37566145518 + 37566145519.
It is an arithmetic number, because the mean of its divisors is an integer number (37566145519).
Almost surely, 275132291037 is an apocalyptic number.
It is an amenable number.
75132291037 is a deficient number, since it is larger than the sum of its proper divisors (1).
75132291037 is an equidigital number, since it uses as much as digits as its factorization.
75132291037 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 79380, while the sum is 40.
The spelling of 75132291037 in words is "seventy-five billion, one hundred thirty-two million, two hundred ninety-one thousand, thirty-seven".
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