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235125820 = 22511756291
BaseRepresentation
bin11100000001110…
…11110000111100
3121101102121222201
432000323300330
5440143011240
635155321244
75553352006
oct1600736074
9541377881
10235125820
111107a4566
12668b0224
1339935407
1423327376
1515996d9a
hexe03bc3c

235125820 has 12 divisors (see below), whose sum is σ = 493764264. Its totient is φ = 94050320.

The previous prime is 235125811. The next prime is 235125829. The reversal of 235125820 is 28521532.

235125820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (235125811) and next prime (235125829).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235125829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5878126 + ... + 5878165.

It is an arithmetic number, because the mean of its divisors is an integer number (41147022).

Almost surely, 2235125820 is an apocalyptic number.

235125820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

235125820 is an abundant number, since it is smaller than the sum of its proper divisors (258638444).

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

235125820 is a wasteful number, since it uses less digits than its factorization.

235125820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11756300 (or 11756298 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 235125820 is about 15333.8129635130. The cubic root of 235125820 is about 617.2106923870.

The spelling of 235125820 in words is "two hundred thirty-five million, one hundred twenty-five thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 11756291 23512582 47025164 58781455 117562910 235125820