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2115230 = 251353307
BaseRepresentation
bin1000000100011010011110
310222110112212
420010122132
51020141410
6113200422
723656565
oct10043236
93873485
102115230
111215227
12860112
13590a20
143d0bdc
152bbb05
hex20469e

2115230 has 32 divisors (see below), whose sum is σ = 4191264. Its totient is φ = 763776.

The previous prime is 2115229. The next prime is 2115233. The reversal of 2115230 is 325112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2115233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6737 + ... + 7043.

It is an arithmetic number, because the mean of its divisors is an integer number (130977).

22115230 is an apocalyptic number.

2115230 is a deficient number, since it is larger than the sum of its proper divisors (2076034).

2115230 is a wasteful number, since it uses less digits than its factorization.

2115230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 2115230 is about 1454.3830307041. The cubic root of 2115230 is about 128.3667460459.

It can be divided in two parts, 21 and 15230, that added together give a palindrome (15251).

The spelling of 2115230 in words is "two million, one hundred fifteen thousand, two hundred thirty".

Divisors: 1 2 5 10 13 26 53 65 106 130 265 307 530 614 689 1378 1535 3070 3445 3991 6890 7982 16271 19955 32542 39910 81355 162710 211523 423046 1057615 2115230