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14920550 = 252298411
BaseRepresentation
bin111000111010…
…101101100110
31001002001010222
4320322231212
512304424200
61251444342
7240552101
oct70725546
931061128
1014920550
118471037
124bb66b2
133125438
141da5738
15149ad85
hexe3ab66

14920550 has 12 divisors (see below), whose sum is σ = 27752316. Its totient is φ = 5968200.

The previous prime is 14920547. The next prime is 14920553. The reversal of 14920550 is 5502941.

It is an interprime number because it is at equal distance from previous prime (14920547) and next prime (14920553).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14920553) 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, 149156 + ... + 149255.

It is an arithmetic number, because the mean of its divisors is an integer number (2312693).

Almost surely, 214920550 is an apocalyptic number.

14920550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14920550 is a deficient number, since it is larger than the sum of its proper divisors (12831766).

14920550 is a wasteful number, since it uses less digits than its factorization.

14920550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298423 (or 298418 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 14920550 is about 3862.7127773108. The cubic root of 14920550 is about 246.1850129557.

The spelling of 14920550 in words is "fourteen million, nine hundred twenty thousand, five hundred fifty".

Divisors: 1 2 5 10 25 50 298411 596822 1492055 2984110 7460275 14920550