Search a number
-
+
30401354 = 223660899
BaseRepresentation
bin111001111111…
…0001101001010
32010012112211002
41303332031022
530240320404
63003335002
7516256454
oct163761512
963175732
1030401354
1116184a95
12a221462
1363b5889
1440752d4
152a07c1e
hex1cfe34a

30401354 has 8 divisors (see below), whose sum is σ = 47584800. Its totient is φ = 14539756.

The previous prime is 30401351. The next prime is 30401369. The reversal of 30401354 is 45310403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (30401351) 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, 330404 + ... + 330495.

It is an arithmetic number, because the mean of its divisors is an integer number (5948100).

Almost surely, 230401354 is an apocalyptic number.

30401354 is a deficient number, since it is larger than the sum of its proper divisors (17183446).

30401354 is a wasteful number, since it uses less digits than its factorization.

30401354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660924.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 30401354 is about 5513.7422863242. The cubic root of 30401354 is about 312.1027836352.

Adding to 30401354 its reverse (45310403), we get a palindrome (75711757).

The spelling of 30401354 in words is "thirty million, four hundred one thousand, three hundred fifty-four".

Divisors: 1 2 23 46 660899 1321798 15200677 30401354