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745410005 = 5353342197
BaseRepresentation
bin101100011011100…
…000110111010101
31220221121202021222
4230123200313111
53011311110010
6201544420125
724320611004
oct5433406725
91827552258
10745410005
1135284562a
12189777645
13bb57b512
1470dd8c3b
1545692355
hex2c6e0dd5

745410005 has 8 divisors (see below), whose sum is σ = 894766392. Its totient is φ = 596145088.

The previous prime is 745409993. The next prime is 745410007. The reversal of 745410005 is 500014547.

It can be written as a sum of positive squares in 4 ways, for example, as 48080356 + 697329649 = 6934^2 + 26407^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 745410005 - 218 = 745147861 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745410007) 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, 3434 + ... + 38763.

It is an arithmetic number, because the mean of its divisors is an integer number (111845799).

Almost surely, 2745410005 is an apocalyptic number.

It is an amenable number.

745410005 is a deficient number, since it is larger than the sum of its proper divisors (149356387).

745410005 is a wasteful number, since it uses less digits than its factorization.

745410005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45735.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 745410005 is about 27302.1978053050. The cubic root of 745410005 is about 906.7030414658.

The spelling of 745410005 in words is "seven hundred forty-five million, four hundred ten thousand, five".

Divisors: 1 5 3533 17665 42197 210985 149082001 745410005