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142346001156 = 22323975316973
BaseRepresentation
bin1000010010010001111…
…0111001101100000100
3111121102100010002022220
42010210132321230010
54313011034014111
6145220504452340
713166316021552
oct2044436715404
9447370102286
10142346001156
1155406674577
122370747a0b0
1310566922368
146c65032bd2
153a81b7ce06
hex21247b9b04

142346001156 has 48 divisors (see below), whose sum is σ = 350154639744. Its totient is φ = 44917779456.

The previous prime is 142346001137. The next prime is 142346001169. The reversal of 142346001156 is 651100643241.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2631715 + ... + 2685258.

It is an arithmetic number, because the mean of its divisors is an integer number (7294888328).

Almost surely, 2142346001156 is an apocalyptic number.

It is an amenable number.

142346001156 is an abundant number, since it is smaller than the sum of its proper divisors (207808638588).

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

142346001156 is a wasteful number, since it uses less digits than its factorization.

142346001156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5317100 (or 5317098 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 142346001156 its reverse (651100643241), we get a palindrome (793446644397).

The spelling of 142346001156 in words is "one hundred forty-two billion, three hundred forty-six million, one thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 12 23 46 69 92 97 138 194 276 291 388 582 1164 2231 4462 6693 8924 13386 26772 5316973 10633946 15950919 21267892 31901838 63803676 122290379 244580758 366871137 489161516 515746381 733742274 1031492762 1467484548 1547239143 2062985524 3094478286 6188956572 11862166763 23724333526 35586500289 47448667052 71173000578 142346001156