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2069115 = 35137941
BaseRepresentation
bin111111001001001111011
310220010021220
413321021323
51012202430
6112203123
723405256
oct7711173
93803256
102069115
111193614
128394a3
13575a39
143bc09d
152ad110
hex1f927b

2069115 has 8 divisors (see below), whose sum is σ = 3310608. Its totient is φ = 1103520.

The previous prime is 2069113. The next prime is 2069129. The reversal of 2069115 is 5119602.

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

It is not a de Polignac number, because 2069115 - 21 = 2069113 is a prime.

It is a super-4 number, since 4×20691154 (a number of 26 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (2069113) 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, 68956 + ... + 68985.

It is an arithmetic number, because the mean of its divisors is an integer number (413826).

22069115 is an apocalyptic number.

2069115 is a deficient number, since it is larger than the sum of its proper divisors (1241493).

2069115 is a wasteful number, since it uses less digits than its factorization.

2069115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137949.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 2069115 is about 1438.4418653529. The cubic root of 2069115 is about 127.4270247531.

It can be divided in two parts, 20691 and 15, that added together give a triangular number (20706 = T203).

The spelling of 2069115 in words is "two million, sixty-nine thousand, one hundred fifteen".

Divisors: 1 3 5 15 137941 413823 689705 2069115