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30216805350 = 23521071882667
BaseRepresentation
bin11100001001000011…
…111101101111100110
32212222212020202101220
4130021003331233212
5443341000232400
621514215001210
72116541415264
oct341103755746
985885222356
1030216805350
11118a6665106
125a33669206
132b072846a4
141669163434
15bbcba27a0
hex7090fdbe6

30216805350 has 48 divisors (see below), whose sum is σ = 75638069568. Its totient is φ = 7982503840.

The previous prime is 30216805349. The next prime is 30216805441. The reversal of 30216805350 is 5350861203.

It is a congruent number.

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, 925284 + ... + 957383.

It is an arithmetic number, because the mean of its divisors is an integer number (1575793116).

Almost surely, 230216805350 is an apocalyptic number.

30216805350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30216805350 is an abundant number, since it is smaller than the sum of its proper divisors (45421264218).

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

30216805350 is a wasteful number, since it uses less digits than its factorization.

30216805350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1882789 (or 1882784 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

It can be divided in two parts, 3021680 and 5350, that added together give a triangular number (3027030 = T2460).

The spelling of 30216805350 in words is "thirty billion, two hundred sixteen million, eight hundred five thousand, three hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 107 150 214 321 535 642 1070 1605 2675 3210 5350 8025 16050 1882667 3765334 5648001 9413335 11296002 18826670 28240005 47066675 56480010 94133350 141200025 201445369 282400050 402890738 604336107 1007226845 1208672214 2014453690 3021680535 5036134225 6043361070 10072268450 15108402675 30216805350