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140429018460 = 22358927197039
BaseRepresentation
bin1000001011001000111…
…0001100010101011100
3111102110201222021102210
42002302032030111130
54300044312042320
6144302345120420
713100650650663
oct2026216142534
9442421867383
10140429018460
115461257a055
1223271489110
131031c723883
146b225c7dda
1539bd7180e0
hex20b238c55c

140429018460 has 96 divisors (see below), whose sum is σ = 399090585600. Its totient is φ = 36889966080.

The previous prime is 140429018453. The next prime is 140429018467. The reversal of 140429018460 is 64810924041.

It is an interprime number because it is at equal distance from previous prime (140429018453) and next prime (140429018467).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140429018467) 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, 1398621 + ... + 1495659.

It is an arithmetic number, because the mean of its divisors is an integer number (4157193600).

Almost surely, 2140429018460 is an apocalyptic number.

140429018460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140429018460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199545292800).

140429018460 is an abundant number, since it is smaller than the sum of its proper divisors (258661567140).

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

140429018460 is a wasteful number, since it uses less digits than its factorization.

140429018460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97411 (or 97409 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The spelling of 140429018460 in words is "one hundred forty billion, four hundred twenty-nine million, eighteen thousand, four hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 89 178 267 271 356 445 534 542 813 890 1068 1084 1335 1355 1626 1780 2670 2710 3252 4065 5340 5420 8130 16260 24119 48238 72357 96476 97039 120595 144714 194078 241190 289428 291117 361785 388156 482380 485195 582234 723570 970390 1164468 1447140 1455585 1940780 2911170 5822340 8636471 17272942 25909413 26297569 34545884 43182355 51818826 52595138 78892707 86364710 103637652 105190276 129547065 131487845 157785414 172729420 259094130 262975690 315570828 394463535 518188260 525951380 788927070 1577854140 2340483641 4680967282 7021450923 9361934564 11702418205 14042901846 23404836410 28085803692 35107254615 46809672820 70214509230 140429018460