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29140901692 = 2271959928409
BaseRepresentation
bin11011001000111011…
…101101111100111100
32210012212202012001021
4123020323231330330
5434140032323232
621215342353524
72051065402030
oct331073557474
983185665037
1029140901692
11113a4308831
12579328b8a4
1329953bc7c6
1415a62d81c0
15b584cb397
hex6c8eedf3c

29140901692 has 48 divisors (see below), whose sum is σ = 62389152000. Its totient is φ = 11631095424.

The previous prime is 29140901687. The next prime is 29140901719. The reversal of 29140901692 is 29610904192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 432817 + ... + 495592.

It is an arithmetic number, because the mean of its divisors is an integer number (1299774000).

Almost surely, 229140901692 is an apocalyptic number.

It is an amenable number.

29140901692 is an abundant number, since it is smaller than the sum of its proper divisors (33248250308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29140901692 is a wasteful number, since it uses less digits than its factorization.

29140901692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928498 (or 928496 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 29140901692 in words is "twenty-nine billion, one hundred forty million, nine hundred one thousand, six hundred ninety-two".

Divisors: 1 2 4 7 14 19 28 38 59 76 118 133 236 266 413 532 826 1121 1652 2242 4484 7847 15694 31388 928409 1856818 3713636 6498863 12997726 17639771 25995452 35279542 54776131 70559084 109552262 123478397 219104524 246956794 383432917 493913588 766865834 1040746489 1533731668 2081492978 4162985956 7285225423 14570450846 29140901692