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30420411 = 374313361
BaseRepresentation
bin111010000001…
…0110110111011
32010020111221220
41310002312323
530241423121
63004003123
7516366150
oct164026673
963214856
1030420411
111619833a
12a2304a3
1363c1458
14407c227
152a0d6c6
hex1d02dbb

30420411 has 16 divisors (see below), whose sum is σ = 46476288. Its totient is φ = 17337600.

The previous prime is 30420407. The next prime is 30420419. The reversal of 30420411 is 11402403.

It is not a de Polignac number, because 30420411 - 22 = 30420407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30420419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7371 + ... + 10731.

It is an arithmetic number, because the mean of its divisors is an integer number (2904768).

Almost surely, 230420411 is an apocalyptic number.

30420411 is a deficient number, since it is larger than the sum of its proper divisors (16055877).

30420411 is a wasteful number, since it uses less digits than its factorization.

30420411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3802.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 30420411 is about 5515.4701522173. The cubic root of 30420411 is about 312.1679835866.

Adding to 30420411 its reverse (11402403), we get a palindrome (41822814).

The spelling of 30420411 in words is "thirty million, four hundred twenty thousand, four hundred eleven".

Divisors: 1 3 7 21 431 1293 3017 3361 9051 10083 23527 70581 1448591 4345773 10140137 30420411