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2150089 = 29151491
BaseRepresentation
bin1000001100111011001001
311001020100221
420030323021
51022300324
6114030041
724163324
oct10147311
94036327
102150089
111239437
12878321
135a3856
143dd7bb
152c70e4
hex20cec9

2150089 has 8 divisors (see below), whose sum is σ = 2243520. Its totient is φ = 2058000.

The previous prime is 2150039. The next prime is 2150101. The reversal of 2150089 is 9800512.

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

It is a cyclic number.

It is not a de Polignac number, because 2150089 - 213 = 2141897 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2150009) 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, 4134 + ... + 4624.

It is an arithmetic number, because the mean of its divisors is an integer number (280440).

22150089 is an apocalyptic number.

2150089 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2150089 is a deficient number, since it is larger than the sum of its proper divisors (93431).

2150089 is a wasteful number, since it uses less digits than its factorization.

2150089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 2150089 is about 1466.3181782956. The cubic root of 2150089 is about 129.0680689575.

The spelling of 2150089 in words is "two million, one hundred fifty thousand, eighty-nine".

Divisors: 1 29 151 491 4379 14239 74141 2150089