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14385270 = 235479509
BaseRepresentation
bin110110111000…
…000001110110
31000001211212210
4312320001312
512140312040
61232154250
7233162364
oct66700166
930054783
1014385270
118135959
124998986
132c988c3
141ca6634
1513e2480
hexdb8076

14385270 has 16 divisors (see below), whose sum is σ = 34524720. Its totient is φ = 3836064.

The previous prime is 14385269. The next prime is 14385277. The reversal of 14385270 is 7258341.

14385270 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 479509 = 14385270 / (1 + 4 + 3 + 8 + 5 + 2 + 7 + 0).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14385277) 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, 239725 + ... + 239784.

It is an arithmetic number, because the mean of its divisors is an integer number (2157795).

Almost surely, 214385270 is an apocalyptic number.

14385270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14385270 is an abundant number, since it is smaller than the sum of its proper divisors (20139450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14385270 is a wasteful number, since it uses less digits than its factorization.

14385270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479519.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 14385270 is about 3792.7918477027. The cubic root of 14385270 is about 243.2050970445.

The spelling of 14385270 in words is "fourteen million, three hundred eighty-five thousand, two hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 479509 959018 1438527 2397545 2877054 4795090 7192635 14385270