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1075310769 = 31396728513
BaseRepresentation
bin100000000010111…
…1111000010110001
32202221101110001210
41000011333002301
54200234421034
6254411350333
735434663551
oct10005770261
92687343053
101075310769
11501a91995
122601523a9
13141a18080
14a2b53161
156460a8e9
hex4017f0b1

1075310769 has 16 divisors (see below), whose sum is σ = 1545686912. Its totient is φ = 661022208.

The previous prime is 1075310759. The next prime is 1075310777. The reversal of 1075310769 is 9670135701.

It is not a de Polignac number, because 1075310769 - 216 = 1075245233 is a prime.

It is a super-2 number, since 2×10753107692 = 2312586499854742722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1075310759) by changing a digit.

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, 23457 + ... + 51969.

It is an arithmetic number, because the mean of its divisors is an integer number (96605432).

Almost surely, 21075310769 is an apocalyptic number.

It is an amenable number.

1075310769 is a deficient number, since it is larger than the sum of its proper divisors (470376143).

1075310769 is a wasteful number, since it uses less digits than its factorization.

1075310769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29496.

The product of its (nonzero) digits is 39690, while the sum is 39.

The square root of 1075310769 is about 32791.9314618703. The cubic root of 1075310769 is about 1024.4985114549.

The spelling of 1075310769 in words is "one billion, seventy-five million, three hundred ten thousand, seven hundred sixty-nine".

Divisors: 1 3 13 39 967 2901 12571 28513 37713 85539 370669 1112007 27572071 82716213 358436923 1075310769