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30341406 = 2337971409
BaseRepresentation
bin111001110111…
…1100100011110
32010002111120210
41303233210132
530231411111
63002153250
7515616624
oct163574436
963074523
1030341406
1116143a47
12a1b2826
1363944c4
14405b514
1529e50a6
hex1cef91e

30341406 has 32 divisors (see below), whose sum is σ = 63010080. Its totient is φ = 9732096.

The previous prime is 30341401. The next prime is 30341411. The reversal of 30341406 is 60414303.

It is an interprime number because it is at equal distance from previous prime (30341401) and next prime (30341411).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30341401) 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, 20830 + ... + 22238.

It is an arithmetic number, because the mean of its divisors is an integer number (1969065).

Almost surely, 230341406 is an apocalyptic number.

30341406 is an abundant number, since it is smaller than the sum of its proper divisors (32668674).

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

30341406 is a wasteful number, since it uses less digits than its factorization.

30341406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 30341406 is about 5508.3033685519. The cubic root of 30341406 is about 311.8975049590.

Adding to 30341406 its reverse (60414303), we get a palindrome (90755709).

The spelling of 30341406 in words is "thirty million, three hundred forty-one thousand, four hundred six".

Divisors: 1 2 3 6 37 74 97 111 194 222 291 582 1409 2818 3589 4227 7178 8454 10767 21534 52133 104266 136673 156399 273346 312798 410019 820038 5056901 10113802 15170703 30341406