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69800082 = 23111057577
BaseRepresentation
bin1000010100100…
…01000010010010
311212100012201020
410022101002102
5120332100312
610532020310
71505201532
oct412210222
9155305636
1069800082
1136444920
121b461696
13115cb831
1493ad4c2
1561db78c
hex4291092

69800082 has 16 divisors (see below), whose sum is σ = 152291232. Its totient is φ = 21151520.

The previous prime is 69800077. The next prime is 69800083. The reversal of 69800082 is 28000896.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (69800083) 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, 528723 + ... + 528854.

It is an arithmetic number, because the mean of its divisors is an integer number (9518202).

Almost surely, 269800082 is an apocalyptic number.

69800082 is an abundant number, since it is smaller than the sum of its proper divisors (82491150).

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

69800082 is a wasteful number, since it uses less digits than its factorization.

69800082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057593.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 69800082 is about 8354.6443371337. The cubic root of 69800082 is about 411.7358134453.

The spelling of 69800082 in words is "sixty-nine million, eight hundred thousand, eighty-two".

Divisors: 1 2 3 6 11 22 33 66 1057577 2115154 3172731 6345462 11633347 23266694 34900041 69800082