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1310938214812 = 22171929161921611
BaseRepresentation
bin10011000100111010000…
…000011011000110011100
311122022202112112100010021
4103010322000123012130
5132434300140333222
62442123043321524
7163466161653442
oct23047200330634
94568675470107
101310938214812
11465a6949a946
1219209a6802a4
139680c29b3b5
1447642174b92
152417935cac7
hex1313a01b19c

1310938214812 has 96 divisors (see below), whose sum is σ = 2646864864000. Its totient is φ = 563915197440.

The previous prime is 1310938214777. The next prime is 1310938214867. The reversal of 1310938214812 is 2184128390131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60649887 + ... + 60671497.

It is an arithmetic number, because the mean of its divisors is an integer number (27571509000).

Almost surely, 21310938214812 is an apocalyptic number.

It is an amenable number.

1310938214812 is an abundant number, since it is smaller than the sum of its proper divisors (1335926649188).

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

1310938214812 is a wasteful number, since it uses less digits than its factorization.

1310938214812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23299 (or 23297 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 43.

The spelling of 1310938214812 in words is "one trillion, three hundred ten billion, nine hundred thirty-eight million, two hundred fourteen thousand, eight hundred twelve".

Divisors: 1 2 4 17 19 29 34 38 58 68 76 116 323 493 551 646 986 1102 1292 1619 1972 2204 3238 6476 9367 18734 21611 27523 30761 37468 43222 46951 55046 61522 86444 93902 110092 123044 187804 367387 410609 522937 626719 734774 798167 821218 892069 1045874 1253438 1469548 1596334 1642436 1784138 2091748 2506876 3192668 3568276 6980353 10654223 11907661 13960706 15165173 21308446 23815322 27921412 30330346 34988209 42616892 47630644 60660692 69976418 139952836 202430237 404860474 594799553 664775971 809720948 1014658061 1189599106 1329551942 2029316122 2379198212 2659103884 4058632244 11301191507 17249187037 19278503159 22602383014 34498374074 38557006318 45204766028 68996748148 77114012636 327734553703 655469107406 1310938214812