Search a number
-
+
90734341 = 421215521
BaseRepresentation
bin1010110100001…
…11111100000101
320022201210010011
411122013330011
5141211444331
613000430221
72151141415
oct532077405
9208653104
1090734341
1147243065
1226478371
1315a4b279
14c09c645
157e743b1
hex5687f05

90734341 has 4 divisors (see below), whose sum is σ = 90950284. Its totient is φ = 90518400.

The previous prime is 90734339. The next prime is 90734381. The reversal of 90734341 is 14343709.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45562500 + 45171841 = 6750^2 + 6721^2 .

It is a cyclic number.

It is not a de Polignac number, because 90734341 - 21 = 90734339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90734311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107340 + ... + 108181.

It is an arithmetic number, because the mean of its divisors is an integer number (22737571).

Almost surely, 290734341 is an apocalyptic number.

It is an amenable number.

90734341 is a deficient number, since it is larger than the sum of its proper divisors (215943).

90734341 is a wasteful number, since it uses less digits than its factorization.

90734341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215942.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 90734341 is about 9525.4575218201. The cubic root of 90734341 is about 449.3560187755.

The spelling of 90734341 in words is "ninety million, seven hundred thirty-four thousand, three hundred forty-one".

Divisors: 1 421 215521 90734341