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210196028 = 2278818521
BaseRepresentation
bin11001000011101…
…01011000111100
3112122112001202002
430201311120330
5412302233103
632505121432
75131431260
oct1441653074
9478461662
10210196028
11a8717429
125a489278
1334717163
141dcb80a0
15136c0488
hexc87563c

210196028 has 24 divisors (see below), whose sum is σ = 420918624. Its totient is φ = 89971200.

The previous prime is 210196013. The next prime is 210196033. The reversal of 210196028 is 820691012.

210196028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20408 + ... + 28928.

It is an arithmetic number, because the mean of its divisors is an integer number (17538276).

Almost surely, 2210196028 is an apocalyptic number.

210196028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

210196028 is an abundant number, since it is smaller than the sum of its proper divisors (210722596).

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

210196028 is a wasteful number, since it uses less digits than its factorization.

210196028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9413 (or 9411 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 210196028 is about 14498.1387770983. The cubic root of 210196028 is about 594.5770861921.

The spelling of 210196028 in words is "two hundred ten million, one hundred ninety-six thousand, twenty-eight".

Divisors: 1 2 4 7 14 28 881 1762 3524 6167 8521 12334 17042 24668 34084 59647 119294 238588 7507001 15014002 30028004 52549007 105098014 210196028