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30014208 = 283271861
BaseRepresentation
bin111001001111…
…1101100000000
32002110212202100
41302133230000
530140423313
62551150400
7513054660
oct162375400
962425670
1030014208
1115a40134
12a075400
1362ab5b3
143db41a0
15297d173
hex1c9fb00

30014208 has 108 divisors (see below), whose sum is σ = 98954128. Its totient is φ = 8570880.

The previous prime is 30014207. The next prime is 30014209. The reversal of 30014208 is 80241003.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30014207) and next prime (30014209).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (30014207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15198 + ... + 17058.

Almost surely, 230014208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30014208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49477064).

30014208 is an abundant number, since it is smaller than the sum of its proper divisors (68939920).

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

30014208 is a wasteful number, since it uses less digits than its factorization.

30014208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890 (or 1873 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 30014208 is about 5478.5224285386. The cubic root of 30014208 is about 310.7722956974.

The spelling of 30014208 in words is "thirty million, fourteen thousand, two hundred eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 128 144 168 192 224 252 256 288 336 384 448 504 576 672 768 896 1008 1152 1344 1792 1861 2016 2304 2688 3722 4032 5376 5583 7444 8064 11166 13027 14888 16128 16749 22332 26054 29776 33498 39081 44664 52108 59552 66996 78162 89328 104216 117243 119104 133992 156324 178656 208432 234486 238208 267984 312648 357312 416864 468972 476416 535968 625296 714624 833728 937944 1071936 1250592 1429248 1667456 1875888 2143872 2501184 3334912 3751776 4287744 5002368 7503552 10004736 15007104 30014208