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29393409498 = 2323272978049
BaseRepresentation
bin11011010111111110…
…111101010111011010
32210212110212220122020
4123113332331113122
5440144203100443
621300402435310
72060252600265
oct332776752732
983773786566
1029393409498
11115138a4672
125843962b36
132a057cc7cb
1415cba67cdc
15b70758583
hex6d7fbd5da

29393409498 has 32 divisors (see below), whose sum is σ = 61366032000. Its totient is φ = 9368257536.

The previous prime is 29393409457. The next prime is 29393409511. The reversal of 29393409498 is 89490439392.

It is a super-2 number, since 2×293934094982 (a number of 22 digits) contains 22 as substring.

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, 337578 + ... + 415626.

It is an arithmetic number, because the mean of its divisors is an integer number (1917688500).

Almost surely, 229393409498 is an apocalyptic number.

29393409498 is an abundant number, since it is smaller than the sum of its proper divisors (31972622502).

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

29393409498 is a wasteful number, since it uses less digits than its factorization.

29393409498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80806.

The product of its (nonzero) digits is 15116544, while the sum is 60.

The spelling of 29393409498 in words is "twenty-nine billion, three hundred ninety-three million, four hundred nine thousand, four hundred ninety-eight".

Divisors: 1 2 3 6 23 46 69 138 2729 5458 8187 16374 62767 78049 125534 156098 188301 234147 376602 468294 1795127 3590254 5385381 10770762 212995721 425991442 638987163 1277974326 4898901583 9797803166 14696704749 29393409498