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30414351 = 311921647
BaseRepresentation
bin111010000000…
…1011000001111
32010020012122110
41310001120033
530241224401
63003515103
7516342402
oct164013017
963205573
1030414351
1116193830
12a228a93
1363bb776
144079d39
152a0b9d6
hex1d0160f

30414351 has 8 divisors (see below), whose sum is σ = 44239104. Its totient is φ = 18432920.

The previous prime is 30414347. The next prime is 30414361. The reversal of 30414351 is 15341403.

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

It is not a de Polignac number, because 30414351 - 22 = 30414347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30414331) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 460791 + ... + 460856.

It is an arithmetic number, because the mean of its divisors is an integer number (5529888).

Almost surely, 230414351 is an apocalyptic number.

30414351 is a deficient number, since it is larger than the sum of its proper divisors (13824753).

30414351 is a wasteful number, since it uses less digits than its factorization.

30414351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921661.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 30414351 is about 5514.9207609901. The cubic root of 30414351 is about 312.1472533866.

Adding to 30414351 its reverse (15341403), we get a palindrome (45755754).

The spelling of 30414351 in words is "thirty million, four hundred fourteen thousand, three hundred fifty-one".

Divisors: 1 3 11 33 921647 2764941 10138117 30414351