Search a number
-
+
100302032231 = 178039733937
BaseRepresentation
bin101110101101001110…
…1111000110101100111
3100120220012222011120122
41131122131320311213
53120404310012411
6114024512352155
710150402130642
oct1353235706547
9316805864518
10100302032231
11395a0978415
1217532b4565b
1395c626c53b
144bd7202a59
1529209ea9db
hex175a778d67

100302032231 has 8 divisors (see below), whose sum is σ = 106215507360. Its totient is φ = 94390041088.

The previous prime is 100302032227. The next prime is 100302032249. The reversal of 100302032231 is 132230203001.

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 100302032231 - 22 = 100302032227 is a prime.

It is a super-2 number, since 2×1003020322312 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100302032221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230306 + ... + 503631.

It is an arithmetic number, because the mean of its divisors is an integer number (13276938420).

Almost surely, 2100302032231 is an apocalyptic number.

100302032231 is a deficient number, since it is larger than the sum of its proper divisors (5913475129).

100302032231 is an equidigital number, since it uses as much as digits as its factorization.

100302032231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741993.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 100302032231 its reverse (132230203001), we get a palindrome (232532235232).

The spelling of 100302032231 in words is "one hundred billion, three hundred two million, thirty-two thousand, two hundred thirty-one".

Divisors: 1 17 8039 136663 733937 12476929 5900119543 100302032231