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30359196 = 22327120473
BaseRepresentation
bin111001111001…
…1111010011100
32010010101222200
41303303322130
530232443241
63002411500
7516022530
oct163637234
963111880
1030359196
111615634a
12a200b90
13639c62a
144063bc0
1529ea4b6
hex1cf3e9c

30359196 has 36 divisors (see below), whose sum is σ = 87705072. Its totient is φ = 8673984.

The previous prime is 30359183. The next prime is 30359213. The reversal of 30359196 is 69195303.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 30359196.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59985 + ... + 60488.

It is an arithmetic number, because the mean of its divisors is an integer number (2436252).

Almost surely, 230359196 is an apocalyptic number.

30359196 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

30359196 is an abundant number, since it is smaller than the sum of its proper divisors (57345876).

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

30359196 is a wasteful number, since it uses less digits than its factorization.

30359196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120490 (or 120485 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 36.

The square root of 30359196 is about 5509.9179667215. The cubic root of 30359196 is about 311.9584510747.

The spelling of 30359196 in words is "thirty million, three hundred fifty-nine thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 120473 240946 361419 481892 722838 843311 1084257 1445676 1686622 2168514 2529933 3373244 4337028 5059866 7589799 10119732 15179598 30359196