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210031196 = 22103150929
BaseRepresentation
bin11001000010011…
…01001001011100
3112122012200122012
430201031021130
5412231444241
632501410352
75130143564
oct1441151134
9478180565
10210031196
11a8614601
125a4099b8
133468a11b
141dc73da4
151368b6eb
hexc84d25c

210031196 has 12 divisors (see below), whose sum is σ = 367918320. Its totient is φ = 104911680.

The previous prime is 210031183. The next prime is 210031201. The reversal of 210031196 is 691130012.

It is a happy number.

It is a super-2 number, since 2×2100311962 = 88226206586380832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21341 + ... + 29588.

It is an arithmetic number, because the mean of its divisors is an integer number (30659860).

Almost surely, 2210031196 is an apocalyptic number.

It is an amenable number.

210031196 is a deficient number, since it is larger than the sum of its proper divisors (157887124).

210031196 is a wasteful number, since it uses less digits than its factorization.

210031196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51964 (or 51962 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 210031196 is about 14492.4530704778. The cubic root of 210031196 is about 594.4216266109.

The spelling of 210031196 in words is "two hundred ten million, thirty-one thousand, one hundred ninety-six".

Divisors: 1 2 4 1031 2062 4124 50929 101858 203716 52507799 105015598 210031196