Search a number
-
+
10386147282 = 237247289221
BaseRepresentation
bin10011010110001000…
…00000011111010010
3222210211100221121120
421223010000133102
5132232323203112
64434335103110
7515243536530
oct115304003722
928724327546
1010386147282
11444a7891a5
12201a371a96
13c969bb6a4
1470755d150
1540bc36e8c
hex26b1007d2

10386147282 has 16 divisors (see below), whose sum is σ = 23739765312. Its totient is φ = 2967470640.

The previous prime is 10386147281. The next prime is 10386147307. The reversal of 10386147282 is 28274168301.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 247289221 = 10386147282 / (1 + 0 + 3 + 8 + 6 + 1 + 4 + 7 + 2 + 8 + 2).

It is not an unprimeable number, because it can be changed into a prime (10386147281) 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, 123644569 + ... + 123644652.

It is an arithmetic number, because the mean of its divisors is an integer number (1483735332).

Almost surely, 210386147282 is an apocalyptic number.

10386147282 is an abundant number, since it is smaller than the sum of its proper divisors (13353618030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10386147282 is a wasteful number, since it uses less digits than its factorization.

10386147282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247289233.

The product of its (nonzero) digits is 129024, while the sum is 42.

The spelling of 10386147282 in words is "ten billion, three hundred eighty-six million, one hundred forty-seven thousand, two hundred eighty-two".

Divisors: 1 2 3 6 7 14 21 42 247289221 494578442 741867663 1483735326 1731024547 3462049094 5193073641 10386147282