Search a number
-
+
192970 = 2523839
BaseRepresentation
bin101111000111001010
3100210201001
4233013022
522133340
64045214
71432411
oct570712
9323631
10192970
11121a88
129380a
1369aab
1450478
153c29a
hex2f1ca

192970 has 16 divisors (see below), whose sum is σ = 362880. Its totient is φ = 73744.

The previous prime is 192961. The next prime is 192971. The reversal of 192970 is 79291.

It is a super-3 number, since 3×1929703 = 21557115333219000, which contains 333 as substring.

It is an Ulam number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (192971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190 + ... + 649.

It is an arithmetic number, because the mean of its divisors is an integer number (22680).

2192970 is an apocalyptic number.

192970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

192970 is a deficient number, since it is larger than the sum of its proper divisors (169910).

192970 is a wasteful number, since it uses less digits than its factorization.

192970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 192970 is about 439.2835075438. The cubic root of 192970 is about 57.7869711976.

The spelling of 192970 in words is "one hundred ninety-two thousand, nine hundred seventy".

Divisors: 1 2 5 10 23 46 115 230 839 1678 4195 8390 19297 38594 96485 192970