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30457010524 = 2271031071977
BaseRepresentation
bin11100010111011000…
…010001100101011100
32220121121020102221211
4130113120101211130
5444333443314044
621554115234204
72125516214023
oct342730214534
986547212854
1030457010524
1111a0a208886
125a9bba8964
132b44c77a25
14168d00d8ba
15bd3cee634
hex71761195c

30457010524 has 12 divisors (see below), whose sum is σ = 53307321984. Its totient is φ = 15226347104.

The previous prime is 30457010513. The next prime is 30457010533. The reversal of 30457010524 is 42501075403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507577 + ... + 564400.

It is an arithmetic number, because the mean of its divisors is an integer number (4442276832).

Almost surely, 230457010524 is an apocalyptic number.

It is an amenable number.

30457010524 is a deficient number, since it is larger than the sum of its proper divisors (22850311460).

30457010524 is a wasteful number, since it uses less digits than its factorization.

30457010524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079084 (or 1079082 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

Adding to 30457010524 its reverse (42501075403), we get a palindrome (72958085927).

The spelling of 30457010524 in words is "thirty billion, four hundred fifty-seven million, ten thousand, five hundred twenty-four".

Divisors: 1 2 4 7103 14206 28412 1071977 2143954 4287908 7614252631 15228505262 30457010524