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30226926 = 2325120071
BaseRepresentation
bin111001101001…
…1100111101110
32002212200112210
41303103213232
530214230201
62555511250
7514632102
oct163234756
962780483
1030226926
1116075a34
12a158526
136354372
14402b902
1529c11d6
hex1cd39ee

30226926 has 16 divisors (see below), whose sum is σ = 60697728. Its totient is φ = 10035000.

The previous prime is 30226919. The next prime is 30226927. The reversal of 30226926 is 62962203.

It is a junction number, because it is equal to n+sod(n) for n = 30226893 and 30226902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30226927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8530 + ... + 11541.

It is an arithmetic number, because the mean of its divisors is an integer number (3793608).

Almost surely, 230226926 is an apocalyptic number.

30226926 is an abundant number, since it is smaller than the sum of its proper divisors (30470802).

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

30226926 is a wasteful number, since it uses less digits than its factorization.

30226926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20327.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 30226926 is about 5497.9019634766. The cubic root of 30226926 is about 311.5047410491.

The spelling of 30226926 in words is "thirty million, two hundred twenty-six thousand, nine hundred twenty-six".

Divisors: 1 2 3 6 251 502 753 1506 20071 40142 60213 120426 5037821 10075642 15113463 30226926