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542153421460 = 22573471681513
BaseRepresentation
bin1111110001110101101…
…11001011001010010100
31220211101121022101122101
413320322313023022110
532340312233441320
61053021205211444
754112032022000
oct7707267131224
91824347271571
10542153421460
11199a205219a2
12890a6100b84
133c1813a3a01
141c3517c5700
15e1816d5c0a
hex7e3adcb294

542153421460 has 96 divisors (see below), whose sum is σ = 1355972889600. Its totient is φ = 181926146304.

The previous prime is 542153421409. The next prime is 542153421463. The reversal of 542153421460 is 64124351245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542153421463) 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, 518337 + ... + 1163176.

It is an arithmetic number, because the mean of its divisors is an integer number (14124717600).

Almost surely, 2542153421460 is an apocalyptic number.

It is an amenable number.

542153421460 is an abundant number, since it is smaller than the sum of its proper divisors (813819468140).

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

542153421460 is a wasteful number, since it uses less digits than its factorization.

542153421460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1681590 (or 1681574 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 542153421460 in words is "five hundred forty-two billion, one hundred fifty-three million, four hundred twenty-one thousand, four hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 47 49 70 94 98 140 188 196 235 245 329 343 470 490 658 686 940 980 1316 1372 1645 1715 2303 3290 3430 4606 6580 6860 9212 11515 16121 23030 32242 46060 64484 80605 161210 322420 1681513 3363026 6726052 8407565 11770591 16815130 23541182 33630260 47082364 58852955 79031111 82394137 117705910 158062222 164788274 235411820 316124444 329576548 395155555 411970685 553217777 576758959 790311110 823941370 1106435554 1153517918 1580622220 1647882740 2212871108 2307035836 2766088885 2883794795 3872524439 5532177770 5767589590 7745048878 11064355540 11535179180 15490097756 19362622195 27107671073 38725244390 54215342146 77450488780 108430684292 135538355365 271076710730 542153421460