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2001860628892 = 221393600468757
BaseRepresentation
bin11101001000011000001…
…100010001000110011100
321002101011002221120222021
4131020120030101012130
5230244302310111032
64131350404425524
7264425654406055
oct35103014210634
97071132846867
102001860628892
11701a91155913
12283b830a82a4
13116a0bb91707
146cc67a2972c
1537116510097
hex1d21831119c

2001860628892 has 12 divisors (see below), whose sum is σ = 3528459382840. Its totient is φ = 993729376656.

The previous prime is 2001860628857. The next prime is 2001860628947. The reversal of 2001860628892 is 2988260681002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1800233823 + ... + 1800234934.

Almost surely, 22001860628892 is an apocalyptic number.

It is an amenable number.

2001860628892 is a deficient number, since it is larger than the sum of its proper divisors (1526598753948).

2001860628892 is a wasteful number, since it uses less digits than its factorization.

2001860628892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3600468900 (or 3600468898 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 52.

The spelling of 2001860628892 in words is "two trillion, one billion, eight hundred sixty million, six hundred twenty-eight thousand, eight hundred ninety-two".

Divisors: 1 2 4 139 278 556 3600468757 7200937514 14401875028 500465157223 1000930314446 2001860628892