Search a number
-
+
30003627040 = 255187522669
BaseRepresentation
bin11011111100010110…
…110000010000100000
32212110000010011201221
4123330112300100200
5442421412031130
621441121504424
72111342423212
oct337426602040
985400104657
1030003627040
11117a72a1092
1259941a2114
132aa2064c8a
141648b105b2
15ba90e387a
hex6fc5b0420

30003627040 has 24 divisors (see below), whose sum is σ = 70883569260. Its totient is φ = 12001450752.

The previous prime is 30003627037. The next prime is 30003627053. The reversal of 30003627040 is 4072630003.

It can be written as a sum of positive squares in 2 ways, for example, as 29988541584 + 15085456 = 173172^2 + 3884^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30003626996 and 30003627014.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93761175 + ... + 93761494.

Almost surely, 230003627040 is an apocalyptic number.

It is an amenable number.

30003627040 is an abundant number, since it is smaller than the sum of its proper divisors (40879942220).

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

30003627040 is a wasteful number, since it uses less digits than its factorization.

30003627040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187522684 (or 187522676 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The spelling of 30003627040 in words is "thirty billion, three million, six hundred twenty-seven thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 187522669 375045338 750090676 937613345 1500181352 1875226690 3000362704 3750453380 6000725408 7500906760 15001813520 30003627040