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201000219 = 37711131193
BaseRepresentation
bin10111111101100…
…00010100011011
3112000012212110120
423332300110123
5402424001334
631540044323
74660321320
oct1376602433
9460185416
10201000219
11a3506492
12573936a3
1332847654
141c9a2b47
15129a5949
hexbfb051b

201000219 has 32 divisors (see below), whose sum is σ = 313611264. Its totient is φ = 112143360.

The previous prime is 201000211. The next prime is 201000229. The reversal of 201000219 is 912000102.

It is a happy number.

It is not a de Polignac number, because 201000219 - 23 = 201000211 is a prime.

It is a super-2 number, since 2×2010002192 = 80802176076095922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201000198 and 201000207.

It is not an unprimeable number, because it can be changed into a prime (201000211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167887 + ... + 169079.

It is an arithmetic number, because the mean of its divisors is an integer number (9800352).

Almost surely, 2201000219 is an apocalyptic number.

201000219 is a deficient number, since it is larger than the sum of its proper divisors (112611045).

201000219 is a wasteful number, since it uses less digits than its factorization.

201000219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 201000219 is about 14177.4546022902. The cubic root of 201000219 is about 585.7768130097.

The spelling of 201000219 in words is "two hundred one million, two hundred nineteen", and thus it is an aban number.

Divisors: 1 3 7 21 71 113 213 339 497 791 1193 1491 2373 3579 8023 8351 24069 25053 56161 84703 134809 168483 254109 404427 592921 943663 1778763 2830989 9571439 28714317 67000073 201000219