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202030004 = 22114591591
BaseRepresentation
bin11000000101010…
…11101110110100
3112002011012001202
430002223232310
5403204430004
632014112032
75002140521
oct1402535664
9462135052
10202030004
11a404a150
12577ab618
1332b182a7
141cb90148
1512b0ab1e
hexc0abbb4

202030004 has 12 divisors (see below), whose sum is σ = 385693728. Its totient is φ = 91831800.

The previous prime is 202029973. The next prime is 202030009. The reversal of 202030004 is 400030202.

202030004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2020300042 = 81632245032480032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (11).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202030009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2295752 + ... + 2295839.

It is an arithmetic number, because the mean of its divisors is an integer number (32141144).

Almost surely, 2202030004 is an apocalyptic number.

It is an amenable number.

202030004 is a deficient number, since it is larger than the sum of its proper divisors (183663724).

202030004 is a wasteful number, since it uses less digits than its factorization.

202030004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4591606 (or 4591604 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 202030004 is about 14213.7259013955. The cubic root of 202030004 is about 586.7754801320.

Adding to 202030004 its reverse (400030202), we get a palindrome (602060206).

The spelling of 202030004 in words is "two hundred two million, thirty thousand, four".

Divisors: 1 2 4 11 22 44 4591591 9183182 18366364 50507501 101015002 202030004