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30104543 = 77358913
BaseRepresentation
bin111001011010…
…1101111011111
32002122110200002
41302311233133
530201321133
62553124515
7513612230
oct162655737
962573602
1030104543
1115aa1a97
12a0b973b
136310751
143dd9087
152999ce8
hex1cb5bdf

30104543 has 8 divisors (see below), whose sum is σ = 34877088. Its totient is φ = 25449984.

The previous prime is 30104533. The next prime is 30104549. The reversal of 30104543 is 34540103.

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

It is not a de Polignac number, because 30104543 - 26 = 30104479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30104549) 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, 28946 + ... + 29967.

It is an arithmetic number, because the mean of its divisors is an integer number (4359636).

Almost surely, 230104543 is an apocalyptic number.

30104543 is a deficient number, since it is larger than the sum of its proper divisors (4772545).

30104543 is an equidigital number, since it uses as much as digits as its factorization.

30104543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58993.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 30104543 is about 5486.7607019078. The cubic root of 30104543 is about 311.0837648252.

Adding to 30104543 its reverse (34540103), we get a palindrome (64644646).

The spelling of 30104543 in words is "thirty million, one hundred four thousand, five hundred forty-three".

Divisors: 1 7 73 511 58913 412391 4300649 30104543