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13213110148 = 227471896791
BaseRepresentation
bin11000100111001000…
…00000111110000100
31021002211210112121221
430103210000332010
5204030024011043
610023042450124
7645301404010
oct142344007604
937084715557
1013213110148
115670502247
122689063944
131327599394
148d4ba1540
15524eea8ed
hex313900f84

13213110148 has 12 divisors (see below), whose sum is σ = 26426220352. Its totient is φ = 5662761480.

The previous prime is 13213110077. The next prime is 13213110149. The reversal of 13213110148 is 84101131231.

13213110148 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (13213110149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235948368 + ... + 235948423.

Almost surely, 213213110148 is an apocalyptic number.

It is an amenable number.

13213110148 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13213110148 is a wasteful number, since it uses less digits than its factorization.

13213110148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471896802 (or 471896800 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

Adding to 13213110148 its reverse (84101131231), we get a palindrome (97314241379).

The spelling of 13213110148 in words is "thirteen billion, two hundred thirteen million, one hundred ten thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 471896791 943793582 1887587164 3303277537 6606555074 13213110148