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1097283913 = 11711404973
BaseRepresentation
bin100000101100111…
…0011100101001001
32211110201210112221
41001121303211021
54221401041123
6300514334041
736122521315
oct10131634511
92743653487
101097283913
1151342a710
1226758a321
1314643c62b
14a5a32b45
15664eb25d
hex41673949

1097283913 has 8 divisors (see below), whose sum is σ = 1213897536. Its totient is φ = 983480400.

The previous prime is 1097283911. The next prime is 1097283917. The reversal of 1097283913 is 3193827901.

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 1097283913 - 21 = 1097283911 is a prime.

It is a super-3 number, since 3×10972839133 (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1097283913.

It is not an unprimeable number, because it can be changed into a prime (1097283911) 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, 701706 + ... + 703267.

It is an arithmetic number, because the mean of its divisors is an integer number (151737192).

Almost surely, 21097283913 is an apocalyptic number.

It is an amenable number.

1097283913 is a deficient number, since it is larger than the sum of its proper divisors (116613623).

1097283913 is a wasteful number, since it uses less digits than its factorization.

1097283913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405055.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 1097283913 is about 33125.2760441328. The cubic root of 1097283913 is about 1031.4297901751.

The spelling of 1097283913 in words is "one billion, ninety-seven million, two hundred eighty-three thousand, nine hundred thirteen".

Divisors: 1 11 71 781 1404973 15454703 99753083 1097283913