Search a number
-
+
1341940 = 225229293
BaseRepresentation
bin101000111100111110100
32112011210111
411013213310
5320420230
644432404
714256235
oct5074764
92464714
101341940
11837246
12548704
1337ca62
1426d08c
151b792a
hex1479f4

1341940 has 24 divisors (see below), whose sum is σ = 2840040. Its totient is φ = 532608.

The previous prime is 1341931. The next prime is 1341947. The reversal of 1341940 is 491431.

It can be written as a sum of positive squares in 4 ways, for example, as 767376 + 574564 = 876^2 + 758^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341947) 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, 4434 + ... + 4726.

It is an arithmetic number, because the mean of its divisors is an integer number (118335).

21341940 is an apocalyptic number.

1341940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341940 is an abundant number, since it is smaller than the sum of its proper divisors (1498100).

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

1341940 is a wasteful number, since it uses less digits than its factorization.

1341940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1341940 is about 1158.4213395825. The cubic root of 1341940 is about 110.3005554482.

The spelling of 1341940 in words is "one million, three hundred forty-one thousand, nine hundred forty".

Divisors: 1 2 4 5 10 20 229 293 458 586 916 1145 1172 1465 2290 2930 4580 5860 67097 134194 268388 335485 670970 1341940