Base | Representation |
---|---|
bin | 1011100110110100011… |
… | …1011111100100100000 |
3 | 201001200110201200120110 |
4 | 2321231013133210200 |
5 | 11231332142121410 |
6 | 231334104211320 |
7 | 20256204014640 |
oct | 2715507374440 |
9 | 631613650513 |
10 | 199399176480 |
11 | 77623700639 |
12 | 3278a469b40 |
13 | 15a599c57ba |
14 | 99183a2520 |
15 | 52c0842720 |
hex | 2e6d1df920 |
199399176480 has 192 divisors, whose sum is σ = 719105506560. Its totient is φ = 45496418304.
The previous prime is 199399176467. The next prime is 199399176497. The reversal of 199399176480 is 84671993991.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1859692 + ... + 1963988.
It is an arithmetic number, because the mean of its divisors is an integer number (3745341180).
Almost surely, 2199399176480 is an apocalyptic number.
199399176480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 199399176480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (359552753280).
199399176480 is an abundant number, since it is smaller than the sum of its proper divisors (519706330080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199399176480 is a wasteful number, since it uses less digits than its factorization.
199399176480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104891 (or 104883 counting only the distinct ones).
The product of its (nonzero) digits is 26453952, while the sum is 66.
The spelling of 199399176480 in words is "one hundred ninety-nine billion, three hundred ninety-nine million, one hundred seventy-six thousand, four hundred eighty".
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