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514472997 = 3171490999
BaseRepresentation
bin11110101010100…
…011110000100101
31022212001221021110
4132222203300211
52023201113442
6123014535233
715514643163
oct3652436045
91285057243
10514472997
112444521a5
12124367519
13827818bc
144c482233
153027669c
hex1eaa3c25

514472997 has 4 divisors (see below), whose sum is σ = 685964000. Its totient is φ = 342981996.

The previous prime is 514472977. The next prime is 514473007. The reversal of 514472997 is 799274415.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 514472997 - 28 = 514472741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514472977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85745497 + ... + 85745502.

It is an arithmetic number, because the mean of its divisors is an integer number (171491000).

Almost surely, 2514472997 is an apocalyptic number.

It is an amenable number.

514472997 is a deficient number, since it is larger than the sum of its proper divisors (171491003).

514472997 is a wasteful number, since it uses less digits than its factorization.

514472997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171491002.

The product of its digits is 635040, while the sum is 48.

The square root of 514472997 is about 22681.9972004231. The cubic root of 514472997 is about 801.2859510756.

The spelling of 514472997 in words is "five hundred fourteen million, four hundred seventy-two thousand, nine hundred ninety-seven".

Divisors: 1 3 171490999 514472997