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30454413 = 311922861
BaseRepresentation
bin111010000101…
…1001010001101
32010022020121020
41310023022031
530244020123
63004424353
7516600243
oct164131215
963266536
1030454413
1116210940
12a2480b9
136403a82
14408a793
152a187e3
hex1d0b28d

30454413 has 8 divisors (see below), whose sum is σ = 44297376. Its totient is φ = 18457200.

The previous prime is 30454399. The next prime is 30454439. The reversal of 30454413 is 31445403.

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

It is not a de Polignac number, because 30454413 - 210 = 30453389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30454313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461398 + ... + 461463.

It is an arithmetic number, because the mean of its divisors is an integer number (5537172).

Almost surely, 230454413 is an apocalyptic number.

30454413 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

30454413 is a deficient number, since it is larger than the sum of its proper divisors (13842963).

30454413 is a wasteful number, since it uses less digits than its factorization.

30454413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922875.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 30454413 is about 5518.5517121796. The cubic root of 30454413 is about 312.2842474503.

Adding to 30454413 its reverse (31445403), we get a palindrome (61899816).

The spelling of 30454413 in words is "thirty million, four hundred fifty-four thousand, four hundred thirteen".

Divisors: 1 3 11 33 922861 2768583 10151471 30454413