Base | Representation |
---|---|
bin | 1011011111100000011… |
… | …1000001111101110100 |
3 | 200212121122220010122000 |
4 | 2313320013001331310 |
5 | 11213322121332243 |
6 | 230411221135300 |
7 | 20156436223653 |
oct | 2677007017564 |
9 | 625548803560 |
10 | 197436120948 |
11 | 768065a79a0 |
12 | 32320b5a530 |
13 | 158060b5291 |
14 | 97ad7a319a |
15 | 520832b5d3 |
hex | 2df81c1f74 |
197436120948 has 96 divisors (see below), whose sum is σ = 558941040000. Its totient is φ = 59771715840.
The previous prime is 197436120857. The next prime is 197436120983. The reversal of 197436120948 is 849021634791.
197436120948 is a `hidden beast` number, since 1 + 9 + 74 + 361 + 209 + 4 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a junction number, because it is equal to n+sod(n) for n = 197436120894 and 197436120903.
It is a congruent number.
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, 1166998 + ... + 1325426.
It is an arithmetic number, because the mean of its divisors is an integer number (5822302500).
Almost surely, 2197436120948 is an apocalyptic number.
197436120948 is a gapful number since it is divisible by the number (18) 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 197436120948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279470520000).
197436120948 is an abundant number, since it is smaller than the sum of its proper divisors (361504919052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197436120948 is a wasteful number, since it uses less digits than its factorization.
197436120948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 159502 (or 159494 counting only the distinct ones).
The product of its (nonzero) digits is 2612736, while the sum is 54.
The spelling of 197436120948 in words is "one hundred ninety-seven billion, four hundred thirty-six million, one hundred twenty thousand, nine hundred forty-eight".
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