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90532929 = 3191588297
BaseRepresentation
bin1010110010101…
…10110001000001
320022100112211110
411121112301001
5141134023204
612552233533
72146342254
oct531266101
9208315743
1090532929
1147115803
122639b8a9
13159aa6a6
14c04909b
157e34889
hex5656c41

90532929 has 8 divisors (see below), whose sum is σ = 127063840. Its totient is φ = 57178656.

The previous prime is 90532909. The next prime is 90532933. The reversal of 90532929 is 92923509.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 90532929 - 29 = 90532417 is a prime.

It is a super-2 number, since 2×905329292 = 16392422466638082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90532909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 794092 + ... + 794205.

It is an arithmetic number, because the mean of its divisors is an integer number (15882980).

Almost surely, 290532929 is an apocalyptic number.

It is an amenable number.

90532929 is a deficient number, since it is larger than the sum of its proper divisors (36530911).

90532929 is a wasteful number, since it uses less digits than its factorization.

90532929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588319.

The product of its (nonzero) digits is 43740, while the sum is 39.

The square root of 90532929 is about 9514.8793476323. The cubic root of 90532929 is about 449.0232791008.

The spelling of 90532929 in words is "ninety million, five hundred thirty-two thousand, nine hundred twenty-nine".

Divisors: 1 3 19 57 1588297 4764891 30177643 90532929