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30748417230 = 2351024947241
BaseRepresentation
bin11100101000101111…
…111001110011001110
32221100220120102210210
4130220233321303032
51000433043322410
622043045143250
72135655143166
oct345057716316
987326512723
1030748417230
1112049752a73
125b616bab26
132b9045732b
1416b99c75a6
15bee6b2220
hex728bf9cce

30748417230 has 16 divisors (see below), whose sum is σ = 73796201424. Its totient is φ = 8199577920.

The previous prime is 30748417199. The next prime is 30748417247. The reversal of 30748417230 is 3271484703.

It is a congruent number.

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, 512473591 + ... + 512473650.

It is an arithmetic number, because the mean of its divisors is an integer number (4612262589).

Almost surely, 230748417230 is an apocalyptic number.

30748417230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30748417230 is an abundant number, since it is smaller than the sum of its proper divisors (43047784194).

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

30748417230 is a wasteful number, since it uses less digits than its factorization.

30748417230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024947251.

The product of its (nonzero) digits is 112896, while the sum is 39.

The spelling of 30748417230 in words is "thirty billion, seven hundred forty-eight million, four hundred seventeen thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1024947241 2049894482 3074841723 5124736205 6149683446 10249472410 15374208615 30748417230