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29893803269 = 1119115799011
BaseRepresentation
bin11011110101110011…
…110011110100000101
32212011100110112211212
4123311303303310011
5442210303201034
621422155541205
72105540064251
oct336563636405
985140415755
1029893803269
11117502aa940
12596345a805
132a85391bb5
1416382c3261
15b9e64d2ce
hex6f5cf3d05

29893803269 has 16 divisors (see below), whose sum is σ = 32806563840. Its totient is φ = 27013782000.

The previous prime is 29893803263. The next prime is 29893803301. The reversal of 29893803269 is 96230839892.

It is a cyclic number.

It is not a de Polignac number, because 29893803269 - 216 = 29893737733 is a prime.

It is a super-2 number, since 2×298938032692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29893803263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3312974 + ... + 3321984.

It is an arithmetic number, because the mean of its divisors is an integer number (2050410240).

Almost surely, 229893803269 is an apocalyptic number.

It is an amenable number.

29893803269 is a deficient number, since it is larger than the sum of its proper divisors (2912760571).

29893803269 is a wasteful number, since it uses less digits than its factorization.

29893803269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10792.

The product of its (nonzero) digits is 10077696, while the sum is 59.

The spelling of 29893803269 in words is "twenty-nine billion, eight hundred ninety-three million, eight hundred three thousand, two hundred sixty-nine".

Divisors: 1 11 191 1579 2101 9011 17369 99121 301589 1721101 3317479 14228369 18932111 156512059 2717618479 29893803269