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10321392 = 2431012129
BaseRepresentation
bin100111010111…
…110111110000
3201102101021210
4213113313300
510120241032
61005120120
7153505344
oct47276760
921371253
1010321392
11590a684
123559040
1321a4c43
141529624
15d8d2cc
hex9d7df0

10321392 has 40 divisors (see below), whose sum is σ = 26940240. Its totient is φ = 3404800.

The previous prime is 10321391. The next prime is 10321393. The reversal of 10321392 is 29312301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10321391) and next prime (10321393).

It is a super-2 number, since 2×103213922 = 213062265635328, which contains 22 as substring.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10321391) 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, 3784 + ... + 5912.

It is an arithmetic number, because the mean of its divisors is an integer number (673506).

Almost surely, 210321392 is an apocalyptic number.

10321392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10321392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13470120).

10321392 is an abundant number, since it is smaller than the sum of its proper divisors (16618848).

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

10321392 is a wasteful number, since it uses less digits than its factorization.

10321392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241 (or 2235 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 10321392 is about 3212.6923288731. The cubic root of 10321392 is about 217.7272350969.

Adding to 10321392 its reverse (29312301), we get a palindrome (39633693).

The spelling of 10321392 in words is "ten million, three hundred twenty-one thousand, three hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 101 202 303 404 606 808 1212 1616 2129 2424 4258 4848 6387 8516 12774 17032 25548 34064 51096 102192 215029 430058 645087 860116 1290174 1720232 2580348 3440464 5160696 10321392