Base | Representation |
---|---|
bin | 11111101001001110… |
… | …100100001110111110 |
3 | 10020200222000000200100 |
4 | 133221032210032332 |
5 | 1024041241241310 |
6 | 23335323341530 |
7 | 2311666343652 |
oct | 375116441676 |
9 | 106628000610 |
10 | 33977680830 |
11 | 13456573565 |
12 | 67030818a6 |
13 | 32864a08b2 |
14 | 190482ca62 |
15 | d3ce40ec0 |
hex | 7e93a43be |
33977680830 has 48 divisors (see below), whose sum is σ = 88354753344. Its totient is φ = 9059403840.
The previous prime is 33977680817. The next prime is 33977680837. The reversal of 33977680830 is 3808677933.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33977680837) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 707275 + ... + 753785.
It is an arithmetic number, because the mean of its divisors is an integer number (1840724028).
Almost surely, 233977680830 is an apocalyptic number.
33977680830 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
33977680830 is an abundant number, since it is smaller than the sum of its proper divisors (54377072514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33977680830 is a wasteful number, since it uses less digits than its factorization.
33977680830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54641 (or 54638 counting only the distinct ones).
The product of its (nonzero) digits is 4572288, while the sum is 54.
The spelling of 33977680830 in words is "thirty-three billion, nine hundred seventy-seven million, six hundred eighty thousand, eight hundred thirty".
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