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142046906860 = 22571499200467
BaseRepresentation
bin1000010001001010100…
…1111100100111101100
3111120122111022112002101
42010102221330213230
54311403002004420
6145131102104444
713156024533535
oct2042251744754
9446574275071
10142046906860
1155272859601
122364327b124
13105199808a1
146c3741768c
153a6579c60a
hex2112a7c9ec

142046906860 has 48 divisors (see below), whose sum is σ = 303107616000. Its totient is φ = 55905958080.

The previous prime is 142046906843. The next prime is 142046906923. The reversal of 142046906860 is 68609640241.

It is a self number, because there is not a number n which added to its sum of digits gives 142046906860.

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, 608347 + ... + 808813.

It is an arithmetic number, because the mean of its divisors is an integer number (6314742000).

Almost surely, 2142046906860 is an apocalyptic number.

142046906860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142046906860 is an abundant number, since it is smaller than the sum of its proper divisors (161060709140).

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

142046906860 is a wasteful number, since it uses less digits than its factorization.

142046906860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201046 (or 201044 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 142046906860 in words is "one hundred forty-two billion, forty-six million, nine hundred six thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 71 142 284 355 499 710 998 1420 1996 2495 4990 9980 35429 70858 141716 177145 200467 354290 400934 708580 801868 1002335 2004670 4009340 14233157 28466314 56932628 71165785 100033033 142331570 200066066 284663140 400132132 500165165 1000330330 2000660660 7102345343 14204690686 28409381372 35511726715 71023453430 142046906860