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90802852 = 2273242959
BaseRepresentation
bin1010110100110…
…00101010100100
320022212021002121
411122120222210
5141221142402
613002115324
72151545230
oct532305244
9208767077
1090802852
114728a588
12264abb44
1315a734ca
14c0b95c0
157e89837
hex5698aa4

90802852 has 12 divisors (see below), whose sum is σ = 181605760. Its totient is φ = 38915496.

The previous prime is 90802849. The next prime is 90802861. The reversal of 90802852 is 25820809.

90802852 is an admirable 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, 1621452 + ... + 1621507.

Almost surely, 290802852 is an apocalyptic number.

It is an amenable number.

90802852 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

90802852 is a wasteful number, since it uses less digits than its factorization.

90802852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3242970 (or 3242968 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 90802852 is about 9529.0530484409. The cubic root of 90802852 is about 449.4690891029.

The spelling of 90802852 in words is "ninety million, eight hundred two thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 14 28 3242959 6485918 12971836 22700713 45401426 90802852