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682423950 = 23521319113163
BaseRepresentation
bin101000101011001…
…111011010001110
31202120002201200010
4220223033122032
52344200031300
6151414414050
722624336125
oct5053173216
91676081603
10682423950
1132023523a
12170661326
13ab4c7370
14668c0abc
153ed9ea50
hex28acf68e

682423950 has 192 divisors, whose sum is σ = 1947375360. Its totient is φ = 156764160.

The previous prime is 682423949. The next prime is 682423997. The reversal of 682423950 is 59324286.

It is a happy number.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 682423899 and 682423908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4186569 + ... + 4186731.

It is an arithmetic number, because the mean of its divisors is an integer number (10142580).

Almost surely, 2682423950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 682423950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (973687680).

682423950 is an abundant number, since it is smaller than the sum of its proper divisors (1264951410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

682423950 is a wasteful number, since it uses less digits than its factorization.

682423950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 682423950 is about 26123.2453956242. The cubic root of 682423950 is about 880.4095674428.

The spelling of 682423950 in words is "six hundred eighty-two million, four hundred twenty-three thousand, nine hundred fifty".