Base | Representation |
---|---|
bin | 110110111000100… |
… | …010110110101010 |
3 | 2101011122002211120 |
4 | 312320202312222 |
5 | 3341210324430 |
6 | 231211440110 |
7 | 31550415132 |
oct | 6670426652 |
9 | 2334562746 |
10 | 920792490 |
11 | 432844032 |
12 | 218456036 |
13 | 1189c6737 |
14 | 8a40dac2 |
15 | 55c87610 |
hex | 36e22daa |
920792490 has 16 divisors (see below), whose sum is σ = 2209902048. Its totient is φ = 245544656.
The previous prime is 920792489. The next prime is 920792491. The reversal of 920792490 is 94297029.
It is an interprime number because it is at equal distance from previous prime (920792489) and next prime (920792491).
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (920792491) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15346512 + ... + 15346571.
It is an arithmetic number, because the mean of its divisors is an integer number (138118878).
Almost surely, 2920792490 is an apocalyptic number.
920792490 is an abundant number, since it is smaller than the sum of its proper divisors (1289109558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
920792490 is a wasteful number, since it uses less digits than its factorization.
920792490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30693093.
The product of its (nonzero) digits is 81648, while the sum is 42.
The square root of 920792490 is about 30344.5627749025. The cubic root of 920792490 is about 972.8680094476.
The spelling of 920792490 in words is "nine hundred twenty million, seven hundred ninety-two thousand, four hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •