Base | Representation |
---|---|
bin | 1010100010101000111… |
… | …0010111001000111100 |
3 | 122022102222000112101200 |
4 | 2220222032113020330 |
5 | 10431341320044200 |
6 | 215110025535500 |
7 | 16040516251560 |
oct | 2505216271074 |
9 | 568388015350 |
10 | 181097034300 |
11 | 6a8916112a6 |
12 | 2b121044590 |
13 | 14100cc7380 |
14 | 8a9d7a56a0 |
15 | 4a9dba5800 |
hex | 2a2a39723c |
181097034300 has 864 divisors, whose sum is σ = 735718244352. Its totient is φ = 36212520960.
The previous prime is 181097034271. The next prime is 181097034341. The reversal of 181097034300 is 3430790181.
It is a happy number.
It is a super-2 number, since 2×1810970343002 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 239229522 + ... + 239230278.
Almost surely, 2181097034300 is an apocalyptic number.
181097034300 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 181097034300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367859122176).
181097034300 is an abundant number, since it is smaller than the sum of its proper divisors (554621210052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
181097034300 is a wasteful number, since it uses less digits than its factorization.
181097034300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 947 (or 937 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The spelling of 181097034300 in words is "one hundred eighty-one billion, ninety-seven million, thirty-four thousand, three hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •