Base | Representation |
---|---|
bin | 1000101011110000101… |
… | …1010110001010000010 |
3 | 112021002000201222000000 |
4 | 2022330023112022002 |
5 | 4421013102312020 |
6 | 152311325140430 |
7 | 13530652620135 |
oct | 2127413261202 |
9 | 467060658000 |
10 | 149185979010 |
11 | 582a6661132 |
12 | 24ab60ba716 |
13 | 110b6a2a733 |
14 | 731361621c |
15 | 3d323d8090 |
hex | 22bc2d6282 |
149185979010 has 112 divisors (see below), whose sum is σ = 403765488504. Its totient is φ = 39669543936.
The previous prime is 149185979009. The next prime is 149185979017. The reversal of 149185979010 is 10979581941.
149185979010 is a `hidden beast` number, since 1 + 49 + 1 + 8 + 597 + 9 + 0 + 1 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 83822409441 + 65363569569 = 289521^2 + 255663^2 .
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (149185979017) by changing a digit.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 2544384 + ... + 2602356.
Almost surely, 2149185979010 is an apocalyptic number.
149185979010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 149185979010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201882744252).
149185979010 is an abundant number, since it is smaller than the sum of its proper divisors (254579509494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149185979010 is an equidigital number, since it uses as much as digits as its factorization.
149185979010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58351 (or 58336 counting only the distinct ones).
The product of its (nonzero) digits is 816480, while the sum is 54.
The spelling of 149185979010 in words is "one hundred forty-nine billion, one hundred eighty-five million, nine hundred seventy-nine thousand, ten".
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