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203885500052 = 221314939262459
BaseRepresentation
bin1011110111100010000…
…1011101011010010100
3201111021010112112112202
42331320201131122110
511320024142000202
6233355205504032
720505321104333
oct2757041353224
9644233475482
10203885500052
117951605a973
1233620a12018
13162c32c1230
149c2214bd1a
15548462d802
hex2f7885d694

203885500052 has 24 divisors (see below), whose sum is σ = 384272935200. Its totient is φ = 94094342496.

The previous prime is 203885500033. The next prime is 203885500097. The reversal of 203885500052 is 250005588302.

It is a junction number, because it is equal to n+sod(n) for n = 203885499979 and 203885500015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645599 + ... + 908057.

It is an arithmetic number, because the mean of its divisors is an integer number (16011372300).

Almost surely, 2203885500052 is an apocalyptic number.

It is an amenable number.

203885500052 is a deficient number, since it is larger than the sum of its proper divisors (180387435148).

203885500052 is a wasteful number, since it uses less digits than its factorization.

203885500052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277415 (or 277413 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 38.

The spelling of 203885500052 in words is "two hundred three billion, eight hundred eighty-five million, five hundred thousand, fifty-two".

Divisors: 1 2 4 13 26 52 14939 29878 59756 194207 262459 388414 524918 776828 1049836 3411967 6823934 13647868 3920875001 7841750002 15683500004 50971375013 101942750026 203885500052