Base | Representation |
---|---|
bin | 101110010001110010… |
… | …010100100111001000 |
3 | 11202021000111101010100 |
4 | 232101302110213020 |
5 | 1303231233400300 |
6 | 34454424245400 |
7 | 3406243343415 |
oct | 562162244710 |
9 | 152230441110 |
10 | 49690528200 |
11 | 1a08a00a335 |
12 | 9769310860 |
13 | 48bb906911 |
14 | 25955b310c |
15 | 145c614700 |
hex | b91c949c8 |
49690528200 has 72 divisors (see below), whose sum is σ = 166877363250. Its totient is φ = 13250807040.
The previous prime is 49690528193. The next prime is 49690528231. The reversal of 49690528200 is 282509694.
49690528200 is a `hidden beast` number, since 49 + 69 + 0 + 528 + 20 + 0 = 666.
It can be written as a sum of positive squares in 3 ways, for example, as 20803446756 + 28887081444 = 144234^2 + 169962^2 .
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13801125 + ... + 13804724.
Almost surely, 249690528200 is an apocalyptic number.
49690528200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
49690528200 is an abundant number, since it is smaller than the sum of its proper divisors (117186835050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49690528200 is a wasteful number, since it uses less digits than its factorization.
49690528200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27605871 (or 27605859 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 45.
The spelling of 49690528200 in words is "forty-nine billion, six hundred ninety million, five hundred twenty-eight thousand, two hundred".
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