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13438650060 = 2234511754133
BaseRepresentation
bin11001000010000000…
…11000011011001100
31021200120012011020000
430201000120123030
5210010243300220
610101300524300
7654010432533
oct144100303314
937616164200
1013438650060
115776849770
1227306b0690
131362226554
14916b1131a
15539bec390
hex3210186cc

13438650060 has 120 divisors (see below), whose sum is σ = 45990107856. Its totient is φ = 3257850240.

The previous prime is 13438650047. The next prime is 13438650077. The reversal of 13438650060 is 6005683431.

13438650060 is a `hidden beast` number, since 13 + 4 + 3 + 86 + 500 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 13438649997 and 13438650024.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 359247 + ... + 394886.

Almost surely, 213438650060 is an apocalyptic number.

13438650060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13438650060 is an abundant number, since it is smaller than the sum of its proper divisors (32551457796).

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

13438650060 is a wasteful number, since it uses less digits than its factorization.

13438650060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754165 (or 754154 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 13438650060 in words is "thirteen billion, four hundred thirty-eight million, six hundred fifty thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 33 36 44 45 54 55 60 66 81 90 99 108 110 132 135 162 165 180 198 220 270 297 324 330 396 405 495 540 594 660 810 891 990 1188 1485 1620 1782 1980 2970 3564 4455 5940 8910 17820 754133 1508266 2262399 3016532 3770665 4524798 6787197 7541330 8295463 9049596 11311995 13574394 15082660 16590926 20361591 22623990 24886389 27148788 33181852 33935985 40723182 41477315 45247980 49772778 61084773 67871970 74659167 81446364 82954630 99545556 101807955 122169546 124431945 135743940 149318334 165909260 203615910 223977501 244339092 248863890 298636668 305423865 373295835 407231820 447955002 497727780 610847730 671932503 746591670 895910004 1119887505 1221695460 1343865006 1493183340 2239775010 2687730012 3359662515 4479550020 6719325030 13438650060