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30053354 = 215026677
BaseRepresentation
bin111001010100…
…1001111101010
32002112212110012
41302221033222
530143201404
62552051522
7513310052
oct162511752
962485405
1030053354
1115a67591
12a093ba2
1362c3366
143dc4562
152989a6e
hex1ca93ea

30053354 has 4 divisors (see below), whose sum is σ = 45080034. Its totient is φ = 15026676.

The previous prime is 30053339. The next prime is 30053389. The reversal of 30053354 is 45335003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45335003 = 76476429.

It can be written as a sum of positive squares in only one way, i.e., 28783225 + 1270129 = 5365^2 + 1127^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7513337 + ... + 7513340.

Almost surely, 230053354 is an apocalyptic number.

30053354 is a deficient number, since it is larger than the sum of its proper divisors (15026680).

30053354 is a wasteful number, since it uses less digits than its factorization.

30053354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15026679.

The product of its (nonzero) digits is 2700, while the sum is 23.

The square root of 30053354 is about 5482.0939430112. The cubic root of 30053354 is about 310.9073451510.

Adding to 30053354 its reverse (45335003), we get a palindrome (75388357).

The spelling of 30053354 in words is "thirty million, fifty-three thousand, three hundred fifty-four".

Divisors: 1 2 15026677 30053354