Base | Representation |
---|---|
bin | 10010100010110100… |
… | …00000010100100101 |
3 | 221200211102021101101 |
4 | 21101122000110211 |
5 | 130342130044044 |
6 | 4323521200101 |
7 | 501466051234 |
oct | 112132002445 |
9 | 27624367341 |
10 | 9955706149 |
11 | 4249811424 |
12 | 1b1a190031 |
13 | c2877c3ac |
14 | 6a6312b1b |
15 | 3d405dcd4 |
hex | 251680525 |
9955706149 has 4 divisors (see below), whose sum is σ = 10034097664. Its totient is φ = 9877314636.
The previous prime is 9955706113. The next prime is 9955706153. The reversal of 9955706149 is 9416075599.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9416075599 = 7 ⋅1345153657.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-9955706149 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 9955706149.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9955704149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39195567 + ... + 39195820.
It is an arithmetic number, because the mean of its divisors is an integer number (2508524416).
Almost surely, 29955706149 is an apocalyptic number.
It is an amenable number.
9955706149 is a deficient number, since it is larger than the sum of its proper divisors (78391515).
9955706149 is a wasteful number, since it uses less digits than its factorization.
9955706149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78391514.
The product of its (nonzero) digits is 3061800, while the sum is 55.
The square root of 9955706149 is about 99778.2849571990. The cubic root of 9955706149 is about 2151.2490415990.
The spelling of 9955706149 in words is "nine billion, nine hundred fifty-five million, seven hundred six thousand, one hundred forty-nine".
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