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902214068 = 227237472647
BaseRepresentation
bin110101110001101…
…011000110110100
32022212200020000212
4311301223012310
53321431322233
6225305324552
731233456500
oct6561530664
92285606025
10902214068
11423304868
12212196758
13114bc03a2
1487b75300
1554317a48
hex35c6b1b4

902214068 has 72 divisors (see below), whose sum is σ = 1927150848. Its totient is φ = 368069184.

The previous prime is 902214043. The next prime is 902214073. The reversal of 902214068 is 860412209.

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, 339521 + ... + 342167.

It is an arithmetic number, because the mean of its divisors is an integer number (26765984).

Almost surely, 2902214068 is an apocalyptic number.

902214068 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 902214068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (963575424).

902214068 is an abundant number, since it is smaller than the sum of its proper divisors (1024936780).

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

902214068 is a wasteful number, since it uses less digits than its factorization.

902214068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2749 (or 2740 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 902214068 is about 30036.8784663120. The cubic root of 902214068 is about 966.2804618680.

The spelling of 902214068 in words is "nine hundred two million, two hundred fourteen thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 37 47 49 74 94 98 148 188 196 259 329 518 658 1036 1316 1739 1813 2303 2647 3478 3626 4606 5294 6956 7252 9212 10588 12173 18529 24346 37058 48692 74116 85211 97939 124409 129703 170422 195878 248818 259406 340844 391756 497636 518812 685573 870863 1371146 1741726 2742292 3483452 4603133 4799011 6096041 9206266 9598022 12192082 18412532 19196044 24384164 32221931 64443862 128887724 225553517 451107034 902214068