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323012141 = 1961337827
BaseRepresentation
bin10011010000001…
…100011000101101
3211111210201100122
4103100030120231
51130142342031
652015134325
711001362234
oct2320143055
9744721318
10323012141
11156371891
12902143a5
1351bc725a
1430c83b1b
151d55747b
hex1340c62d

323012141 has 16 divisors (see below), whose sum is σ = 347031360. Its totient is φ = 299738880.

The previous prime is 323012113. The next prime is 323012143. The reversal of 323012141 is 141210323.

It is a cyclic number.

It is not a de Polignac number, because 323012141 - 26 = 323012077 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323012143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390170 + ... + 390996.

It is an arithmetic number, because the mean of its divisors is an integer number (21689460).

Almost surely, 2323012141 is an apocalyptic number.

It is an amenable number.

323012141 is a deficient number, since it is larger than the sum of its proper divisors (24019219).

323012141 is a wasteful number, since it uses less digits than its factorization.

323012141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 323012141 is about 17972.5385240928. The cubic root of 323012141 is about 686.1298001715.

Adding to 323012141 its reverse (141210323), we get a palindrome (464222464).

The spelling of 323012141 in words is "three hundred twenty-three million, twelve thousand, one hundred forty-one".

Divisors: 1 19 61 337 827 1159 6403 15713 20557 50447 278699 390583 958493 5295281 17000639 323012141