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30826524148 = 2271100947291
BaseRepresentation
bin11100101101011001…
…110110110111110100
32221120100112200100121
4130231121312313310
51001113042233043
622054515221324
72140624063150
oct345531666764
987510480317
1030826524148
1112089850942
125b838a7844
132ba36a3b44
1416c611a060
15c0648eded
hex72d676df4

30826524148 has 12 divisors (see below), whose sum is σ = 61653048352. Its totient is φ = 13211367480.

The previous prime is 30826524121. The next prime is 30826524149. The reversal of 30826524148 is 84142562803.

It is a happy number.

30826524148 is an admirable number.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30826524149) 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, 550473618 + ... + 550473673.

Almost surely, 230826524148 is an apocalyptic number.

It is an amenable number.

30826524148 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.

30826524148 is a wasteful number, since it uses less digits than its factorization.

30826524148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100947302 (or 1100947300 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 30826524148 in words is "thirty billion, eight hundred twenty-six million, five hundred twenty-four thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 1100947291 2201894582 4403789164 7706631037 15413262074 30826524148