Search a number
-
+
341742720 = 27351121471
BaseRepresentation
bin10100010111101…
…001010010000000
3212211001022212210
4110113221102000
51144441231340
653524422120
711316523314
oct2427512200
9784038783
10341742720
111659a5400
1296547940
1355a54937
143355bb44
1520007180
hex145e9480

341742720 has 192 divisors, whose sum is σ = 1198149120. Its totient is φ = 82790400.

The previous prime is 341742719. The next prime is 341742769. The reversal of 341742720 is 27247143.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a zygodrome in base 14.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 231585 + ... + 233055.

It is an arithmetic number, because the mean of its divisors is an integer number (6240360).

Almost surely, 2341742720 is an apocalyptic number.

341742720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 341742720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (599074560).

341742720 is an abundant number, since it is smaller than the sum of its proper divisors (856406400).

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

341742720 is a wasteful number, since it uses less digits than its factorization.

341742720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515 (or 1492 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 341742720 is about 18486.2846456501. The cubic root of 341742720 is about 699.1436603135.

Adding to 341742720 its reverse (27247143), we get a palindrome (368989863).

The spelling of 341742720 in words is "three hundred forty-one million, seven hundred forty-two thousand, seven hundred twenty".