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2155341 = 31937813
BaseRepresentation
bin1000001110001101001101
311001111120110
420032031031
51022432331
6114110233
724214536
oct10161515
94044513
102155341
111242381
1287b379
135a6066
1440168d
152c8946
hex20e34d

2155341 has 8 divisors (see below), whose sum is σ = 3025120. Its totient is φ = 1361232.

The previous prime is 2155333. The next prime is 2155381. The reversal of 2155341 is 1435512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2155341 - 23 = 2155333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2155381) 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, 18850 + ... + 18963.

It is an arithmetic number, because the mean of its divisors is an integer number (378140).

22155341 is an apocalyptic number.

It is an amenable number.

2155341 is a deficient number, since it is larger than the sum of its proper divisors (869779).

2155341 is a wasteful number, since it uses less digits than its factorization.

2155341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37835.

The product of its digits is 600, while the sum is 21.

The square root of 2155341 is about 1468.1079660570. The cubic root of 2155341 is about 129.1730745809.

The spelling of 2155341 in words is "two million, one hundred fifty-five thousand, three hundred forty-one".

Divisors: 1 3 19 57 37813 113439 718447 2155341