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30353214 = 2312833943
BaseRepresentation
bin111001111001…
…0011100111110
32010010002210010
41303302130332
530232300324
63002324050
7515666223
oct163623476
963102703
1030353214
1116151901
12a1b9626
1363999a8
14406194a
1529e8829
hex1cf273e

30353214 has 16 divisors (see below), whose sum is σ = 60769152. Its totient is φ = 10107288.

The previous prime is 30353207. The next prime is 30353221. The reversal of 30353214 is 41235303.

It is an interprime number because it is at equal distance from previous prime (30353207) and next prime (30353221).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5727 + ... + 9669.

It is an arithmetic number, because the mean of its divisors is an integer number (3798072).

Almost surely, 230353214 is an apocalyptic number.

30353214 is an abundant number, since it is smaller than the sum of its proper divisors (30415938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30353214 is a wasteful number, since it uses less digits than its factorization.

30353214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5231.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 30353214 is about 5509.3751006807. The cubic root of 30353214 is about 311.9379602154.

Adding to 30353214 its reverse (41235303), we get a palindrome (71588517).

The spelling of 30353214 in words is "thirty million, three hundred fifty-three thousand, two hundred fourteen".

Divisors: 1 2 3 6 1283 2566 3849 3943 7698 7886 11829 23658 5058869 10117738 15176607 30353214