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999952 = 2462497
BaseRepresentation
bin11110100001000010000
31212210200021
43310020100
5223444302
633233224
711333212
oct3641020
91783607
10999952
11623308
12402814
132901b5
141c05b2
1514b437
hexf4210

999952 has 10 divisors (see below), whose sum is σ = 1937438. Its totient is φ = 499968.

The previous prime is 999931. The next prime is 999953. The reversal of 999952 is 259999.

It can be written as a sum of positive squares in only one way, i.e., 802816 + 197136 = 896^2 + 444^2 .

It is a nialpdrome in base 10 and base 16.

It is a junction number, because it is equal to n+sod(n) for n = 999899 and 999908.

It is not an unprimeable number, because it can be changed into a prime (999953) by changing a digit.

999952 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31233 + ... + 31264.

2999952 is an apocalyptic number.

It is an amenable number.

999952 is a deficient number, since it is larger than the sum of its proper divisors (937486).

999952 is a wasteful number, since it uses less digits than its factorization.

999952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62505 (or 62499 counting only the distinct ones).

The product of its digits is 65610, while the sum is 43.

The square root of 999952 is about 999.9759997120. The cubic root of 999952 is about 99.9983999744.

The spelling of 999952 in words is "nine hundred ninety-nine thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 16 62497 124994 249988 499976 999952