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202002002010 = 2335748155563
BaseRepresentation
bin1011110000100001000…
…0011111000001011010
3201022101212101220222000
42330020100133001122
511302200003031020
6232444243541430
720410540454364
oct2741020370132
9638355356860
10202002002010
1178739955a16
123319608a876
1316083017853
149ac3d3bd34
1553c40d0090
hex2f0841f05a

202002002010 has 32 divisors (see below), whose sum is σ = 538672006080. Its totient is φ = 53867200464.

The previous prime is 202002002009. The next prime is 202002002051. The reversal of 202002002010 is 10200200202.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 202002001983 and 202002002001.

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, 374077512 + ... + 374078051.

It is an arithmetic number, because the mean of its divisors is an integer number (16833500190).

Almost surely, 2202002002010 is an apocalyptic number.

202002002010 is an abundant number, since it is smaller than the sum of its proper divisors (336670004070).

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

202002002010 is a wasteful number, since it uses less digits than its factorization.

202002002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748155579 (or 748155573 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 202002002010 its reverse (10200200202), we get a palindrome (212202202212).

The spelling of 202002002010 in words is "two hundred two billion, two million, two thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 748155563 1496311126 2244466689 3740777815 4488933378 6733400067 7481555630 11222333445 13466800134 20200200201 22444666890 33667000335 40400400402 67334000670 101001001005 202002002010