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13053412948 = 227344703469
BaseRepresentation
bin11000010100000101…
…10100011001010100
31020200201022002020211
430022002310121110
5203213133203243
65555135535204
7641322115342
oct141202643124
936621262224
1013053412948
115599347394
12264368a504
1313004836b4
148bb8b0992
15515ea2d9d
hex30a0b4654

13053412948 has 12 divisors (see below), whose sum is σ = 23156397460. Its totient is φ = 6437299392.

The previous prime is 13053412943. The next prime is 13053412951. The reversal of 13053412948 is 84921435031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9890700304 + 3162712644 = 99452^2 + 56238^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13053412948.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13053412943) 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, 22351443 + ... + 22352026.

Almost surely, 213053412948 is an apocalyptic number.

It is an amenable number.

13053412948 is a deficient number, since it is larger than the sum of its proper divisors (10102984512).

13053412948 is a wasteful number, since it uses less digits than its factorization.

13053412948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44703546 (or 44703544 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

Adding to 13053412948 its reverse (84921435031), we get a palindrome (97974847979).

The spelling of 13053412948 in words is "thirteen billion, fifty-three million, four hundred twelve thousand, nine hundred forty-eight".

Divisors: 1 2 4 73 146 292 44703469 89406938 178813876 3263353237 6526706474 13053412948