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29905073352 = 23327115394133
BaseRepresentation
bin11011110110011110…
…110011010011001000
32212012010200010111100
4123312132303103020
5442221144321402
621423241301400
72106034633530
oct336636632310
985163603440
1029905073352
11117566a8260
125967194860
132a8780989b
1416399b84c0
15ba062771c
hex6f67b34c8

29905073352 has 96 divisors (see below), whose sum is σ = 100978188480. Its totient is φ = 7767550080.

The previous prime is 29905073327. The next prime is 29905073411. The reversal of 29905073352 is 25337050992.

29905073352 is a `hidden beast` number, since 2 + 9 + 90 + 507 + 3 + 3 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 29905073298 and 29905073307.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2691523 + ... + 2702610.

It is an arithmetic number, because the mean of its divisors is an integer number (1051856130).

Almost surely, 229905073352 is an apocalyptic number.

29905073352 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

29905073352 is an abundant number, since it is smaller than the sum of its proper divisors (71073115128).

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

29905073352 is a wasteful number, since it uses less digits than its factorization.

29905073352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5394163 (or 5394156 counting only the distinct ones).

The product of its (nonzero) digits is 510300, while the sum is 45.

The spelling of 29905073352 in words is "twenty-nine billion, nine hundred five million, seventy-three thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 28 33 36 42 44 56 63 66 72 77 84 88 99 126 132 154 168 198 231 252 264 308 396 462 504 616 693 792 924 1386 1848 2772 5544 5394133 10788266 16182399 21576532 32364798 37758931 43153064 48547197 59335463 64729596 75517862 97094394 113276793 118670926 129459192 151035724 178006389 194188788 226553586 237341852 302071448 339830379 356012778 388377576 415348241 453107172 474683704 534019167 679660758 712025556 830696482 906214344 1068038334 1246044723 1359321516 1424051112 1661392964 2136076668 2492089446 2718643032 3322785928 3738134169 4272153336 4984178892 7476268338 9968357784 14952536676 29905073352