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30024551041 = 39237653467
BaseRepresentation
bin11011111101100110…
…100100101010000001
32212111110111020001221
4123331212210222001
5442442241113131
621443150155041
72112015321142
oct337546445201
985443436057
1030024551041
1111808092651
12599b1b2a81
132aa64acb44
14164b7d9ac9
15baad78411
hex6fd9a4a81

30024551041 has 4 divisors (see below), whose sum is σ = 30032208432. Its totient is φ = 30016893652.

The previous prime is 30024551023. The next prime is 30024551047. The reversal of 30024551041 is 14015542003.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14015542003 = 88315872641.

It is a cyclic number.

It is not a de Polignac number, because 30024551041 - 29 = 30024550529 is a prime.

It is a super-2 number, since 2×300245510412 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30024550997 and 30024551015.

It is not an unprimeable number, because it can be changed into a prime (30024551047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3822811 + ... + 3830656.

It is an arithmetic number, because the mean of its divisors is an integer number (7508052108).

Almost surely, 230024551041 is an apocalyptic number.

It is an amenable number.

30024551041 is a deficient number, since it is larger than the sum of its proper divisors (7657391).

30024551041 is an equidigital number, since it uses as much as digits as its factorization.

30024551041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7657390.

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 30024551041 in words is "thirty billion, twenty-four million, five hundred fifty-one thousand, forty-one".

Divisors: 1 3923 7653467 30024551041