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38468613386952 = 23337239106452739
BaseRepresentation
bin10001011111100101011000…
…00010010011001011001000
312001012120012210211201201000
420233302230002103023020
520020232210011340302
6213452123110255000
711050160046440460
oct1057625402231310
9161176183751630
1038468613386952
11112914a1422861
124393584957460
131860761746998
1496dc685b8ba0
1546a9cc14a31c
hex22fcac0932c8

38468613386952 has 128 divisors (see below), whose sum is σ = 122633556480000. Its totient is φ = 10945044710208.

The previous prime is 38468613386939. The next prime is 38468613386981. The reversal of 38468613386952 is 25968331686483.

38468613386952 is a `hidden beast` number, since 3 + 8 + 468 + 6 + 1 + 33 + 86 + 9 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52865002 + ... + 53587737.

It is an arithmetic number, because the mean of its divisors is an integer number (958074660000).

Almost surely, 238468613386952 is an apocalyptic number.

It is an amenable number.

38468613386952 is an abundant number, since it is smaller than the sum of its proper divisors (84164943093048).

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

38468613386952 is a wasteful number, since it uses less digits than its factorization.

38468613386952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106453000 (or 106452990 counting only the distinct ones).

The product of its digits is 1074954240, while the sum is 72.

The spelling of 38468613386952 in words is "thirty-eight trillion, four hundred sixty-eight billion, six hundred thirteen million, three hundred eighty-six thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 84 108 126 168 189 216 239 252 378 478 504 717 756 956 1434 1512 1673 1912 2151 2868 3346 4302 5019 5736 6453 6692 8604 10038 12906 13384 15057 17208 20076 25812 30114 40152 45171 51624 60228 90342 120456 180684 361368 106452739 212905478 319358217 425810956 638716434 745169173 851621912 958074651 1277432868 1490338346 1916149302 2235507519 2554865736 2874223953 2980676692 3832298604 4471015038 5748447906 5961353384 6706522557 7664597208 8942030076 11496895812 13413045114 17884060152 20119567671 22993791624 25442204621 26826090228 40239135342 50884409242 53652180456 76326613863 80478270684 101768818484 152653227726 160956541368 178095432347 203537636968 228979841589 305306455452 356190864694 457959683178 534286297041 610612910904 686939524767 712381729388 915919366356 1068572594082 1373879049534 1424763458776 1602858891123 1831838732712 2137145188164 2747758099068 3205717782246 4274290376328 4808576673369 5495516198136 6411435564492 9617153346738 12822871128984 19234306693476 38468613386952