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930828642 = 23179125771
BaseRepresentation
bin110111011110110…
…101000101100010
32101212111222211220
4313132311011202
53401243004032
6232210515510
732031625062
oct6736650542
92355458756
10930828642
11438479377
1221b895b96
1311aacb8a3
148b8a33a2
1556abb12c
hex377b5162

930828642 has 16 divisors (see below), whose sum is σ = 1971166752. Its totient is φ = 292024640.

The previous prime is 930828589. The next prime is 930828667. The reversal of 930828642 is 246828039.

It is a junction number, because it is equal to n+sod(n) for n = 930828594 and 930828603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4562784 + ... + 4562987.

It is an arithmetic number, because the mean of its divisors is an integer number (123197922).

Almost surely, 2930828642 is an apocalyptic number.

930828642 is an abundant number, since it is smaller than the sum of its proper divisors (1040338110).

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

930828642 is a wasteful number, since it uses less digits than its factorization.

930828642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9125793.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 930828642 is about 30509.4844597545. The cubic root of 930828642 is about 976.3898275084.

It can be divided in two parts, 9308 and 28642, that added together give a triangular number (37950 = T275).

The spelling of 930828642 in words is "nine hundred thirty million, eight hundred twenty-eight thousand, six hundred forty-two".

Divisors: 1 2 3 6 17 34 51 102 9125771 18251542 27377313 54754626 155138107 310276214 465414321 930828642