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1137320 = 23528433
BaseRepresentation
bin100010101101010101000
32010210002222
410111222220
5242343240
640213212
712444542
oct4255250
92123088
101137320
11707538
1246a208
1330a892
14218692
15176eb5
hex115aa8

1137320 has 16 divisors (see below), whose sum is σ = 2559060. Its totient is φ = 454912.

The previous prime is 1137313. The next prime is 1137329. The reversal of 1137320 is 237311.

It can be written as a sum of positive squares in 2 ways, for example, as 1119364 + 17956 = 1058^2 + 134^2 .

It is not an unprimeable number, because it can be changed into a prime (1137329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14177 + ... + 14256.

21137320 is an apocalyptic number.

1137320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1137320 is an abundant number, since it is smaller than the sum of its proper divisors (1421740).

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

1137320 is a wasteful number, since it uses less digits than its factorization.

1137320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28444 (or 28440 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 1137320 is about 1066.4520617449. The cubic root of 1137320 is about 104.3824674639.

Subtracting from 1137320 its reverse (237311), we obtain a palindrome (900009).

The spelling of 1137320 in words is "one million, one hundred thirty-seven thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 28433 56866 113732 142165 227464 284330 568660 1137320