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13052454148 = 2231105261727
BaseRepresentation
bin11000010011111110…
…01010010100000100
31020200122111101000201
430021333022110010
5203212412013043
65555103220244
7641311013116
oct141177122404
936618441021
1013052454148
115598851a98
1226432a7684
131300209166
148bb7013b6
15515d63c4d
hex309fca504

13052454148 has 12 divisors (see below), whose sum is σ = 23578627072. Its totient is φ = 6315703560.

The previous prime is 13052454133. The next prime is 13052454197. The reversal of 13052454148 is 84145425031.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52630740 + ... + 52630987.

Almost surely, 213052454148 is an apocalyptic number.

It is an amenable number.

13052454148 is a deficient number, since it is larger than the sum of its proper divisors (10526172924).

13052454148 is a wasteful number, since it uses less digits than its factorization.

13052454148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105261762 (or 105261760 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

Adding to 13052454148 its reverse (84145425031), we get a palindrome (97197879179).

The spelling of 13052454148 in words is "thirteen billion, fifty-two million, four hundred fifty-four thousand, one hundred forty-eight".

Divisors: 1 2 4 31 62 124 105261727 210523454 421046908 3263113537 6526227074 13052454148