Base | Representation |
---|---|
bin | 101010001001011100… |
… | …1101111010111100010 |
3 | 22122121220020111222202 |
4 | 1110102321233113202 |
5 | 2440331412024310 |
6 | 105325210133202 |
7 | 6352646353214 |
oct | 1242271572742 |
9 | 278556214882 |
10 | 90511439330 |
11 | 35427391024 |
12 | 15660121202 |
13 | 86c5a810c0 |
14 | 4548bd05b4 |
15 | 254b2043a5 |
hex | 1512e6f5e2 |
90511439330 has 16 divisors (see below), whose sum is σ = 175452944184. Its totient is φ = 33419608320.
The previous prime is 90511439311. The next prime is 90511439339. The reversal of 90511439330 is 3393411509.
It can be written as a sum of positive squares in 4 ways, for example, as 49807973329 + 40703466001 = 223177^2 + 201751^2 .
It is not an unprimeable number, because it can be changed into a prime (90511439339) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348120791 + ... + 348121050.
Almost surely, 290511439330 is an apocalyptic number.
90511439330 is a deficient number, since it is larger than the sum of its proper divisors (84941504854).
90511439330 is a wasteful number, since it uses less digits than its factorization.
90511439330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 696241861.
The product of its (nonzero) digits is 43740, while the sum is 38.
The spelling of 90511439330 in words is "ninety billion, five hundred eleven million, four hundred thirty-nine thousand, three hundred thirty".
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