Base | Representation |
---|---|
bin | 1011111000101… |
… | …00101101010000 |
3 | 20221121021001102 |
4 | 11330110231100 |
5 | 201010341121 |
6 | 13520523532 |
7 | 2320301126 |
oct | 574245520 |
9 | 227537042 |
10 | 99699536 |
11 | 51306812 |
12 | 294805a8 |
13 | 17869b11 |
14 | d353916 |
15 | 8b4590b |
hex | 5f14b50 |
99699536 has 60 divisors (see below), whose sum is σ = 209338164. Its totient is φ = 45964800.
The previous prime is 99699529. The next prime is 99699541. The reversal of 99699536 is 63599699.
It can be written as a sum of positive squares in 2 ways, for example, as 2085136 + 97614400 = 1444^2 + 9880^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236606 + ... + 237026.
Almost surely, 299699536 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 99699536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104669082).
99699536 is an abundant number, since it is smaller than the sum of its proper divisors (109638628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99699536 is a wasteful number, since it uses less digits than its factorization.
With its predecessor (99699535) it forms an eRAP, since the sums of their prime factors are consecutive (507 and 508).
99699536 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 508 (or 483 counting only the distinct ones).
The product of its digits is 3542940, while the sum is 56.
The square root of 99699536 is about 9984.9654981878. The cubic root of 99699536 is about 463.6935402043.
The spelling of 99699536 in words is "ninety-nine million, six hundred ninety-nine thousand, five hundred thirty-six".
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