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14297390 = 253833733
BaseRepresentation
bin110110100010…
…100100101110
3222220101022222
4312202210232
512130004030
61230235342
7232345232
oct66424456
928811288
1014297390
118085928
124955b52
132c678c3
141c825c2
1513c63e5
hexda292e

14297390 has 16 divisors (see below), whose sum is σ = 25809408. Its totient is φ = 5702496.

The previous prime is 14297369. The next prime is 14297407. The reversal of 14297390 is 9379241.

14297390 is nontrivially palindromic in base 3.

14297390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 14297390.

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, 1964 + ... + 5696.

It is an arithmetic number, because the mean of its divisors is an integer number (1613088).

Almost surely, 214297390 is an apocalyptic number.

14297390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14297390 is a deficient number, since it is larger than the sum of its proper divisors (11512018).

14297390 is a wasteful number, since it uses less digits than its factorization.

14297390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4123.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 14297390 is about 3781.1889664496. The cubic root of 14297390 is about 242.7088362928.

The spelling of 14297390 in words is "fourteen million, two hundred ninety-seven thousand, three hundred ninety".

Divisors: 1 2 5 10 383 766 1915 3733 3830 7466 18665 37330 1429739 2859478 7148695 14297390