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775050030 = 23258611667
BaseRepresentation
bin101110001100100…
…101001100101110
32000000101121202200
4232030211030232
53041403100110
6204524002330
725130550036
oct5614451456
92000347680
10775050030
1136854a617
121976903a6
13c47586b1
1474d128c6
15480996c0
hex2e32532e

775050030 has 24 divisors (see below), whose sum is σ = 2015130312. Its totient is φ = 206679984.

The previous prime is 775049983. The next prime is 775050041. The reversal of 775050030 is 30050577.

775050030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 775049976 and 775050003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4305744 + ... + 4305923.

It is an arithmetic number, because the mean of its divisors is an integer number (83963763).

Almost surely, 2775050030 is an apocalyptic number.

775050030 is an abundant number, since it is smaller than the sum of its proper divisors (1240080282).

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

775050030 is a wasteful number, since it uses less digits than its factorization.

775050030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8611680 (or 8611677 counting only the distinct ones).

The product of its (nonzero) digits is 3675, while the sum is 27.

The square root of 775050030 is about 27839.7203649749. The cubic root of 775050030 is about 918.5650400958.

The spelling of 775050030 in words is "seven hundred seventy-five million, fifty thousand, thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 8611667 17223334 25835001 43058335 51670002 77505003 86116670 129175005 155010006 258350010 387525015 775050030