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29999002589 = 435988713331
BaseRepresentation
bin11011111100000101…
…000111001111011101
32212102200102020011222
4123330011013033131
5442414221040324
621440434423125
72111255212643
oct337405071735
985380366158
1029999002589
11117a4722726
125992731aa5
132aa110610a
141648269193
15ba89cd55e
hex6fc1473dd

29999002589 has 16 divisors (see below), whose sum is σ = 31254474240. Its totient is φ = 28770085680.

The previous prime is 29999002577. The next prime is 29999002619. The reversal of 29999002589 is 98520099992.

It is not a de Polignac number, because 29999002589 - 212 = 29998998493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29999002559) 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, 2243654 + ... + 2256984.

It is an arithmetic number, because the mean of its divisors is an integer number (1953404640).

Almost surely, 229999002589 is an apocalyptic number.

It is an amenable number.

29999002589 is a deficient number, since it is larger than the sum of its proper divisors (1255471651).

29999002589 is a wasteful number, since it uses less digits than its factorization.

29999002589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14320.

The product of its (nonzero) digits is 9447840, while the sum is 62.

The spelling of 29999002589 in words is "twenty-nine billion, nine hundred ninety-nine million, two thousand, five hundred eighty-nine".

Divisors: 1 43 59 887 2537 13331 38141 52333 573233 786529 2250319 11824597 33820747 508457671 697651223 29999002589