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12988810224 = 2432136938467
BaseRepresentation
bin11000001100011000…
…11000001111110000
31020112012201220222100
430012030120033300
5203100113411344
65544511140400
7636606031245
oct140614301760
936465656870
1012988810224
115565932405
122625b14700
1312bcc84730
148b30955cc
15510491569
hex3063183f0

12988810224 has 60 divisors (see below), whose sum is σ = 39146836456. Its totient is φ = 3996556416.

The previous prime is 12988810183. The next prime is 12988810243. The reversal of 12988810224 is 42201888921.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 12988810224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3467362 + ... + 3471105.

Almost surely, 212988810224 is an apocalyptic number.

It is an amenable number.

12988810224 is an abundant number, since it is smaller than the sum of its proper divisors (26158026232).

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

12988810224 is a wasteful number, since it uses less digits than its factorization.

12988810224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6938494 (or 6938485 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 45.

The spelling of 12988810224 in words is "twelve billion, nine hundred eighty-eight million, eight hundred ten thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 208 234 312 468 624 936 1872 6938467 13876934 20815401 27753868 41630802 55507736 62446203 83261604 90200071 111015472 124892406 166523208 180400142 249784812 270600213 333046416 360800284 499569624 541200426 721600568 811800639 999139248 1082400852 1443201136 1623601278 2164801704 3247202556 4329603408 6494405112 12988810224