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13423401524148 = 22371133923428249
BaseRepresentation
bin1100001101010110000100…
…0101000101101110110100
31202112021010221011111102220
43003111201011011232310
53224412111242233043
644314343040402340
72553544255232340
oct303254105055664
952467127144386
1013423401524148
1143059182385a0
1216096660163b0
13764a8a60bb65
143459a6156620
15184290755483
hexc3561145bb4

13423401524148 has 96 divisors (see below), whose sum is σ = 39051137664000. Its totient is φ = 3486486877440.

The previous prime is 13423401524123. The next prime is 13423401524149. The reversal of 13423401524148 is 84142510432431.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13423401524149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31130728 + ... + 31558976.

It is an arithmetic number, because the mean of its divisors is an integer number (406782684000).

Almost surely, 213423401524148 is an apocalyptic number.

It is an amenable number.

13423401524148 is an abundant number, since it is smaller than the sum of its proper divisors (25627736139852).

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

13423401524148 is a wasteful number, since it uses less digits than its factorization.

13423401524148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462197 (or 462195 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

Adding to 13423401524148 its reverse (84142510432431), we get a palindrome (97565911956579).

The spelling of 13423401524148 in words is "thirteen trillion, four hundred twenty-three billion, four hundred one million, five hundred twenty-four thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 77 84 132 154 231 308 462 924 33923 67846 101769 135692 203538 237461 373153 407076 428249 474922 712383 746306 856498 949844 1119459 1284747 1424766 1492612 1712996 2238918 2569494 2612071 2849532 2997743 4477836 4710739 5138988 5224142 5995486 7836213 8993229 9421478 10448284 11990972 14132217 15672426 17986458 18842956 28264434 31344852 32975173 35972916 56528868 65950346 98925519 131900692 197851038 395702076 14527490827 29054981654 43582472481 58109963308 87164944962 101692435789 159802399097 174329889924 203384871578 305077307367 319604798194 406769743156 479407197291 610154614734 639209596388 958814394582 1118616793679 1220309229468 1917628789164 2237233587358 3355850381037 4474467174716 6711700762074 13423401524148