Base | Representation |
---|---|
bin | 11011101001101001… |
… | …100100001100010100 |
3 | 2211122010120122222020 |
4 | 123221221210030110 |
5 | 441301041310002 |
6 | 21350031133140 |
7 | 2100512030112 |
oct | 335151441424 |
9 | 84563518866 |
10 | 29689791252 |
11 | 11656127670 |
12 | 59070741b0 |
13 | 2a52031724 |
14 | 1619178ab2 |
15 | b8b7a02bc |
hex | 6e9a64314 |
29689791252 has 48 divisors (see below), whose sum is σ = 75890304000. Its totient is φ = 8959252960.
The previous prime is 29689791233. The next prime is 29689791281. The reversal of 29689791252 is 25219798692.
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, 439002 + ... + 502097.
It is an arithmetic number, because the mean of its divisors is an integer number (1581048000).
Almost surely, 229689791252 is an apocalyptic number.
29689791252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
29689791252 is an abundant number, since it is smaller than the sum of its proper divisors (46200512748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29689791252 is a wasteful number, since it uses less digits than its factorization.
29689791252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 941356 (or 941354 counting only the distinct ones).
The product of its digits is 9797760, while the sum is 60.
The spelling of 29689791252 in words is "twenty-nine billion, six hundred eighty-nine million, seven hundred ninety-one thousand, two hundred fifty-two".
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