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190516 = 2247629
BaseRepresentation
bin101110100000110100
3100200100011
4232200310
522044031
64030004
71422304
oct564064
9320304
10190516
11120157
1292304
1368941
144d604
153b6b1
hex2e834

190516 has 6 divisors (see below), whose sum is σ = 333410. Its totient is φ = 95256.

The previous prime is 190507. The next prime is 190523. The reversal of 190516 is 615091.

It can be written as a sum of positive squares in only one way, i.e., 152100 + 38416 = 390^2 + 196^2 .

It is a congruent number.

It is an unprimeable number.

190516 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23811 + ... + 23818.

2190516 is an apocalyptic number.

It is an amenable number.

190516 is a deficient number, since it is larger than the sum of its proper divisors (142894).

190516 is a wasteful number, since it uses less digits than its factorization.

190516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47633 (or 47631 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 190516 is about 436.4813856283. The cubic root of 190516 is about 57.5409663954.

The spelling of 190516 in words is "one hundred ninety thousand, five hundred sixteen".

Divisors: 1 2 4 47629 95258 190516