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1409493745 = 511215311903
BaseRepresentation
bin101010000000011…
…0010101011110001
310122020012200221001
41110000302223301
510341312244440
6351510202001
746633333132
oct12400625361
93566180831
101409493745
11663693570
12334053301
13196023a8a
14d52a3c89
1583b1cb9a
hex54032af1

1409493745 has 16 divisors (see below), whose sum is σ = 1846167552. Its totient is φ = 1024524160.

The previous prime is 1409493731. The next prime is 1409493823. The reversal of 1409493745 is 5473949041.

It is a de Polignac number, because none of the positive numbers 2k-1409493745 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1409493695 and 1409493704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112464 + ... + 124366.

It is an arithmetic number, because the mean of its divisors is an integer number (115385472).

Almost surely, 21409493745 is an apocalyptic number.

It is an amenable number.

1409493745 is a deficient number, since it is larger than the sum of its proper divisors (436673807).

1409493745 is a wasteful number, since it uses less digits than its factorization.

1409493745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14072.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 1409493745 is about 37543.2250213004. The cubic root of 1409493745 is about 1121.2119493995.

The spelling of 1409493745 in words is "one billion, four hundred nine million, four hundred ninety-three thousand, seven hundred forty-five".

Divisors: 1 5 11 55 2153 10765 11903 23683 59515 118415 130933 654665 25627159 128135795 281898749 1409493745