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233140124 = 2278326433
BaseRepresentation
bin11011110010101…
…10111110011100
3121020200202010102
431321112332130
5434140440444
635045000232
75530441550
oct1571267634
9536622112
10233140124
1110a668698
12660b3078
13393bb649
1422d6b860
151570384e
hexde56f9c

233140124 has 12 divisors (see below), whose sum is σ = 466280304. Its totient is φ = 99917184.

The previous prime is 233140099. The next prime is 233140129. The reversal of 233140124 is 421041332.

233140124 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 233140096 and 233140105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233140129) 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, 4163189 + ... + 4163244.

It is an arithmetic number, because the mean of its divisors is an integer number (38856692).

Almost surely, 2233140124 is an apocalyptic number.

It is an amenable number.

233140124 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.

233140124 is a wasteful number, since it uses less digits than its factorization.

233140124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8326444 (or 8326442 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 233140124 is about 15268.9267468280. The cubic root of 233140124 is about 615.4682788607.

Adding to 233140124 its reverse (421041332), we get a palindrome (654181456).

The spelling of 233140124 in words is "two hundred thirty-three million, one hundred forty thousand, one hundred twenty-four".

Divisors: 1 2 4 7 14 28 8326433 16652866 33305732 58285031 116570062 233140124