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30603644608 = 267111096073
BaseRepresentation
bin11100100000000111…
…101000111011000000
32220222211011020002211
4130200013220323000
51000134013111413
622020434151504
72132246454445
oct344007507300
986884136084
1030603644608
1111a84a61179
125b21122594
132b69468864
1416a469d9cc
15be1b1683d
hex7201e8ec0

30603644608 has 56 divisors (see below), whose sum is σ = 61650128160. Its totient is φ = 15070218240.

The previous prime is 30603644597. The next prime is 30603644629. The reversal of 30603644608 is 80644630603.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5036260 + ... + 5042332.

Almost surely, 230603644608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30603644608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30825064080).

30603644608 is an abundant number, since it is smaller than the sum of its proper divisors (31046483552).

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

30603644608 is a wasteful number, since it uses less digits than its factorization.

30603644608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7265 (or 7255 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 30603644608 in words is "thirty billion, six hundred three million, six hundred forty-four thousand, six hundred eight".

Divisors: 1 2 4 8 16 32 64 71 142 284 568 1109 1136 2218 2272 4436 4544 6073 8872 12146 17744 24292 35488 48584 70976 78739 97168 157478 194336 314956 388672 431183 629912 862366 1259824 1724732 2519648 3449464 5039296 6734957 6898928 13469914 13797856 26939828 27595712 53879656 107759312 215518624 431037248 478181947 956363894 1912727788 3825455576 7650911152 15301822304 30603644608