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8398148011 = 111975938639
BaseRepresentation
bin1111101001001000…
…11001000110101011
3210200021121010021221
413310210121012223
5114144411214021
63505201242511
7415054036351
oct76444310653
923607533257
108398148011
11361a5989a0
121764633437
13a3ab86766
145995097d1
15342445241
hex1f49191ab

8398148011 has 8 divisors (see below), whose sum is σ = 9162316800. Its totient is φ = 7634096040.

The previous prime is 8398147993. The next prime is 8398148023. The reversal of 8398148011 is 1108418938.

It is a happy number.

8398148011 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 8398148011 - 213 = 8398139819 is a prime.

It is a super-2 number, since 2×83981480112 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8398148041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198030 + ... + 236668.

It is an arithmetic number, because the mean of its divisors is an integer number (1145289600).

Almost surely, 28398148011 is an apocalyptic number.

8398148011 is a deficient number, since it is larger than the sum of its proper divisors (764168789).

8398148011 is a wasteful number, since it uses less digits than its factorization.

8398148011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58409.

The product of its (nonzero) digits is 55296, while the sum is 43.

The square root of 8398148011 is about 91641.4099138594. The cubic root of 8398148011 is about 2032.6433094054.

The spelling of 8398148011 in words is "eight billion, three hundred ninety-eight million, one hundred forty-eight thousand, eleven".

Divisors: 1 11 19759 38639 217349 425029 763468001 8398148011