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2139350 = 25242787
BaseRepresentation
bin1000001010010011010110
311000200122012
420022103112
51021424400
6113504222
724120113
oct10122326
94020565
102139350
111231364
12872072
1359b9b5
143d990a
152c3d35
hex20a4d6

2139350 has 12 divisors (see below), whose sum is σ = 3979284. Its totient is φ = 855720.

The previous prime is 2139337. The next prime is 2139353. The reversal of 2139350 is 539312.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2139353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21344 + ... + 21443.

It is an arithmetic number, because the mean of its divisors is an integer number (331607).

22139350 is an apocalyptic number.

2139350 is a deficient number, since it is larger than the sum of its proper divisors (1839934).

2139350 is a wasteful number, since it uses less digits than its factorization.

2139350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42799 (or 42794 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 2139350 is about 1462.6517015339. The cubic root of 2139350 is about 128.8528257651.

The spelling of 2139350 in words is "two million, one hundred thirty-nine thousand, three hundred fifty".

Divisors: 1 2 5 10 25 50 42787 85574 213935 427870 1069675 2139350