Base | Representation |
---|---|
bin | 1000111010100011001… |
… | …0110110000000110001 |
3 | 112122022200120112101102 |
4 | 2032220302312000301 |
5 | 10002130333143311 |
6 | 154205255214145 |
7 | 14031225306206 |
oct | 2165062660061 |
9 | 478280515342 |
10 | 153155756081 |
11 | 59a53482429 |
12 | 25823677355 |
13 | 1159a2c9853 |
14 | 75ac93dcad |
15 | 3eb5b8d43b |
hex | 23a8cb6031 |
153155756081 has 2 divisors, whose sum is σ = 153155756082. Its totient is φ = 153155756080.
The previous prime is 153155756051. The next prime is 153155756087. The reversal of 153155756081 is 180657551351.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 152865360400 + 290395681 = 390980^2 + 17041^2 .
It is a cyclic number.
It is not a de Polignac number, because 153155756081 - 234 = 135975886897 is a prime.
It is a super-2 number, since 2×1531557560812 (a number of 23 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (153155756087) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76577878040 + 76577878041.
It is an arithmetic number, because the mean of its divisors is an integer number (76577878041).
Almost surely, 2153155756081 is an apocalyptic number.
It is an amenable number.
153155756081 is a deficient number, since it is larger than the sum of its proper divisors (1).
153155756081 is an equidigital number, since it uses as much as digits as its factorization.
153155756081 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 630000, while the sum is 47.
The spelling of 153155756081 in words is "one hundred fifty-three billion, one hundred fifty-five million, seven hundred fifty-six thousand, eighty-one".
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