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120649214 = 2723374687
BaseRepresentation
bin1110011000011…
…11010111111110
322102000121121102
413030033113332
5221341233324
615545533102
72663333660
oct714172776
9272017542
10120649214
11621155a4
12344a4192
131bcc358a
1412048530
15a8d2dae
hex730f5fe

120649214 has 16 divisors (see below), whose sum is σ = 215820288. Its totient is φ = 49458552.

The previous prime is 120649189. The next prime is 120649223. The reversal of 120649214 is 412946021.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187022 + ... + 187665.

It is an arithmetic number, because the mean of its divisors is an integer number (13488768).

Almost surely, 2120649214 is an apocalyptic number.

120649214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

120649214 is a deficient number, since it is larger than the sum of its proper divisors (95171074).

120649214 is a wasteful number, since it uses less digits than its factorization.

120649214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374719.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 120649214 is about 10984.0436087991. The cubic root of 120649214 is about 494.1303152409.

The spelling of 120649214 in words is "one hundred twenty million, six hundred forty-nine thousand, two hundred fourteen".

Divisors: 1 2 7 14 23 46 161 322 374687 749374 2622809 5245618 8617801 17235602 60324607 120649214