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2038129 = 9712099
BaseRepresentation
bin111110001100101110001
310211112210021
413301211301
51010210004
6111403441
723216032
oct7614561
93745707
102038129
111172305
12823581
135648c2
143b0a89
152a3d54
hex1f1971

2038129 has 4 divisors (see below), whose sum is σ = 2041200. Its totient is φ = 2035060.

The previous prime is 2038123. The next prime is 2038133. The reversal of 2038129 is 9218302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2038129 - 211 = 2036081 is a prime.

It is a Duffinian number.

2038129 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2038123) 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, 79 + ... + 2020.

It is an arithmetic number, because the mean of its divisors is an integer number (510300).

22038129 is an apocalyptic number.

It is an amenable number.

2038129 is a deficient number, since it is larger than the sum of its proper divisors (3071).

2038129 is an equidigital number, since it uses as much as digits as its factorization.

2038129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3070.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 2038129 is about 1427.6305544503. The cubic root of 2038129 is about 126.7877289787.

The spelling of 2038129 in words is "two million, thirty-eight thousand, one hundred twenty-nine".

Divisors: 1 971 2099 2038129