Base | Representation |
---|---|
bin | 1100100010100… |
… | …10010011110100 |
3 | 21022221110001111 |
4 | 12101102103310 |
5 | 203412212430 |
6 | 14234404404 |
7 | 2415066130 |
oct | 621222364 |
9 | 238843044 |
10 | 105194740 |
11 | 5441a402 |
12 | 2b290704 |
13 | 18a42111 |
14 | dd843c0 |
15 | 937dc2a |
hex | 64524f4 |
105194740 has 48 divisors (see below), whose sum is σ = 253516032. Its totient is φ = 35917056.
The previous prime is 105194729. The next prime is 105194743. The reversal of 105194740 is 47491501.
It is a super-2 number, since 2×1051947402 = 22131866647335200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105194743) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35392 + ... + 38248.
It is an arithmetic number, because the mean of its divisors is an integer number (5281584).
Almost surely, 2105194740 is an apocalyptic number.
105194740 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 105194740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126758016).
105194740 is an abundant number, since it is smaller than the sum of its proper divisors (148321292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105194740 is a wasteful number, since it uses less digits than its factorization.
105194740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3136 (or 3134 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 31.
The square root of 105194740 is about 10256.4487031331. The cubic root of 105194740 is about 472.0608762332.
The spelling of 105194740 in words is "one hundred five million, one hundred ninety-four thousand, seven hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.091 sec. • engine limits •