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142644653141350 = 25234747917164079
BaseRepresentation
bin100000011011110000001011…
…111000010010110101100110
3200201001200210010201001111111
4200123300023320102311212
5122144042222201010400
61223214014330055234
742021510324055543
oct4033601370226546
9621050703631444
10142644653141350
11414a6291a61628
1213bb95a587a51a
1361794439b9ca9
14273207659dbca
1511757ac5ac3ba
hex81bc0be12d66

142644653141350 has 48 divisors (see below), whose sum is σ = 266639176857600. Its totient is φ = 56774650645280.

The previous prime is 142644653141327. The next prime is 142644653141369. The reversal of 142644653141350 is 53141356446241.

It is a junction number, because it is equal to n+sod(n) for n = 142644653141294 and 142644653141303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 271390 + ... + 16892689.

It is an arithmetic number, because the mean of its divisors is an integer number (5554982851200).

Almost surely, 2142644653141350 is an apocalyptic number.

142644653141350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142644653141350 is a deficient number, since it is larger than the sum of its proper divisors (123994523716250).

142644653141350 is a wasteful number, since it uses less digits than its factorization.

142644653141350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17164917 (or 17164912 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 49.

The spelling of 142644653141350 in words is "one hundred forty-two trillion, six hundred forty-four billion, six hundred fifty-three million, one hundred forty-one thousand, three hundred fifty".

Divisors: 1 2 5 10 25 50 347 479 694 958 1735 2395 3470 4790 8675 11975 17350 23950 166213 332426 831065 1662130 4155325 8310650 17164079 34328158 85820395 171640790 429101975 858203950 5955935413 8221593841 11911870826 16443187682 29779677065 41107969205 59559354130 82215938410 148898385325 205539846025 297796770650 411079692050 2852893062827 5705786125654 14264465314135 28528930628270 71322326570675 142644653141350