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202110002008 = 2325263750251
BaseRepresentation
bin1011110000111010110…
…0011110001101011000
3201022200101121220002221
42330032230132031120
511302410130031013
6232503102433424
720413321446235
oct2741654361530
9638611556087
10202110002008
1178794910a12
1233206292874
131609c4cc785
149ad441278c
1553cd81508d
hex2f0eb1e358

202110002008 has 8 divisors (see below), whose sum is σ = 378956253780. Its totient is φ = 101055001000.

The previous prime is 202110001997. The next prime is 202110002009. The reversal of 202110002008 is 800200011202.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 202110001982 and 202110002000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202110002009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12631875118 + ... + 12631875133.

Almost surely, 2202110002008 is an apocalyptic number.

It is an amenable number.

202110002008 is a deficient number, since it is larger than the sum of its proper divisors (176846251772).

202110002008 is a wasteful number, since it uses less digits than its factorization.

202110002008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25263750257 (or 25263750253 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The spelling of 202110002008 in words is "two hundred two billion, one hundred ten million, two thousand, eight".

Divisors: 1 2 4 8 25263750251 50527500502 101055001004 202110002008