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30041107 = 43369379
BaseRepresentation
bin111001010011…
…0010000010011
32002112020122121
41302212100103
530142303412
62551515111
7513226255
oct162462023
962466577
1030041107
1115a59368
12a088a97
1362ba905
143dbdcd5
152986107
hex1ca6413

30041107 has 4 divisors (see below), whose sum is σ = 30110920. Its totient is φ = 29971296.

The previous prime is 30041101. The next prime is 30041111. The reversal of 30041107 is 70114003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70114003 = 510713729.

It is a cyclic number.

It is not a de Polignac number, because 30041107 - 27 = 30040979 is a prime.

It is a super-3 number, since 3×300411073 (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30041101) 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 3 ways as a sum of consecutive naturals, for example, 34257 + ... + 35122.

It is an arithmetic number, because the mean of its divisors is an integer number (7527730).

Almost surely, 230041107 is an apocalyptic number.

30041107 is a deficient number, since it is larger than the sum of its proper divisors (69813).

30041107 is an equidigital number, since it uses as much as digits as its factorization.

30041107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69812.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 30041107 is about 5480.9768289968. The cubic root of 30041107 is about 310.8651069415.

The spelling of 30041107 in words is "thirty million, forty-one thousand, one hundred seven".

Divisors: 1 433 69379 30041107