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1196920 = 235231301
BaseRepresentation
bin100100100001101111000
32020210212101
410210031320
5301300140
641353144
713113364
oct4441570
92223771
101196920
1174829a
124987b4
1332ba4a
142322a4
1518999a
hex124378

1196920 has 32 divisors (see below), whose sum is σ = 2812320. Its totient is φ = 457600.

The previous prime is 1196911. The next prime is 1196927. The reversal of 1196920 is 296911.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1196927) 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, 270 + ... + 1570.

It is an arithmetic number, because the mean of its divisors is an integer number (87885).

21196920 is an apocalyptic number.

1196920 is a gapful number since it is divisible by the number (10) 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 1196920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1406160).

1196920 is an abundant number, since it is smaller than the sum of its proper divisors (1615400).

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

1196920 is a wasteful number, since it uses less digits than its factorization.

1196920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335 (or 1331 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 1196920 is about 1094.0383905513. The cubic root of 1196920 is about 106.1748626789.

Subtracting from 1196920 its reverse (296911), we obtain a palindrome (900009).

It can be divided in two parts, 1196 and 920, that added together give a square (2116 = 462).

The spelling of 1196920 in words is "one million, one hundred ninety-six thousand, nine hundred twenty".

Divisors: 1 2 4 5 8 10 20 23 40 46 92 115 184 230 460 920 1301 2602 5204 6505 10408 13010 26020 29923 52040 59846 119692 149615 239384 299230 598460 1196920