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203059052020 = 225112659734703
BaseRepresentation
bin1011110100011101000…
…0110011110111110100
3201102010112102121222101
42331013100303313310
511311331104131040
6233141204111444
720445664315006
oct2750720636764
9642115377871
10203059052020
11791315a5270
1233430095584
13161c100b026
149b8449a376
155436cd009a
hex2f47433df4

203059052020 has 48 divisors (see below), whose sum is σ = 465220723968. Its totient is φ = 73834751360.

The previous prime is 203059052017. The next prime is 203059052071. The reversal of 203059052020 is 20250950302.

It is a super-2 number, since 2×2030590520202 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203059052020.

It is a congruent number.

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, 5833989 + ... + 5868691.

It is an arithmetic number, because the mean of its divisors is an integer number (9692098416).

Almost surely, 2203059052020 is an apocalyptic number.

203059052020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203059052020 is an abundant number, since it is smaller than the sum of its proper divisors (262161671948).

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

203059052020 is a wasteful number, since it uses less digits than its factorization.

203059052020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61320 (or 61318 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 203059052020 in words is "two hundred three billion, fifty-nine million, fifty-two thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 26597 34703 53194 69406 106388 132985 138812 173515 265970 292567 347030 381733 531940 585134 694060 763466 1170268 1462835 1526932 1908665 2925670 3817330 5851340 7634660 922995691 1845991382 3691982764 4614978455 9229956910 10152952601 18459913820 20305905202 40611810404 50764763005 101529526010 203059052020