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830123960 = 23520753099
BaseRepresentation
bin110001011110101…
…010111110111000
32010212000122222212
4301132222332320
53200002431320
6214212234252
726366636321
oct6136527670
92125018885
10830123960
11396646466
121b200b988
13102c9c413
147c36b448
154cd279c5
hex317aafb8

830123960 has 16 divisors (see below), whose sum is σ = 1867779000. Its totient is φ = 332049568.

The previous prime is 830123951. The next prime is 830123969. The reversal of 830123960 is 69321038.

It is an interprime number because it is at equal distance from previous prime (830123951) and next prime (830123969).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830123969) 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, 10376510 + ... + 10376589.

Almost surely, 2830123960 is an apocalyptic number.

It is an amenable number.

830123960 is an abundant number, since it is smaller than the sum of its proper divisors (1037655040).

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

830123960 is a wasteful number, since it uses less digits than its factorization.

830123960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20753110 (or 20753106 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 830123960 is about 28811.8718586627. The cubic root of 830123960 is about 939.8264203406.

Adding to 830123960 its reverse (69321038), we get a palindrome (899444998).

The spelling of 830123960 in words is "eight hundred thirty million, one hundred twenty-three thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 20753099 41506198 83012396 103765495 166024792 207530990 415061980 830123960