Base | Representation |
---|---|
bin | 111100100000110… |
… | …1101011100000101 |
3 | 12020111201122120002 |
4 | 1321001231130011 |
5 | 13124301211042 |
6 | 533252251045 |
7 | 101213614664 |
oct | 17101553405 |
9 | 5214648502 |
10 | 2030491397 |
11 | 952183270 |
12 | 488010a85 |
13 | 264891bcc |
14 | 153954ddb |
15 | bd3d7132 |
hex | 7906d705 |
2030491397 has 8 divisors (see below), whose sum is σ = 2237918592. Its totient is φ = 1826870400.
The previous prime is 2030491381. The next prime is 2030491429. The reversal of 2030491397 is 7931940302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2030491397 - 24 = 2030491381 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2030491397.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2030491097) 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, 950429 + ... + 952562.
It is an arithmetic number, because the mean of its divisors is an integer number (279739824).
Almost surely, 22030491397 is an apocalyptic number.
It is an amenable number.
2030491397 is a deficient number, since it is larger than the sum of its proper divisors (207427195).
2030491397 is a wasteful number, since it uses less digits than its factorization.
2030491397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1903099.
The product of its (nonzero) digits is 40824, while the sum is 38.
The square root of 2030491397 is about 45060.9742127265. The cubic root of 2030491397 is about 1266.2915765263.
The spelling of 2030491397 in words is "two billion, thirty million, four hundred ninety-one thousand, three hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •