Search a number
-
+
30351648084460 = 22519238933433553
BaseRepresentation
bin1101110011010110010110…
…01100111101000111101100
310222110120220112121022201021
412321223023030331013230
512434240133402200320
6144315204334023524
76251556063653353
oct671531314750754
9128416815538637
1030351648084460
11974207509467a
1234a2429647ba4
1313c21c05aab81
1476d055a6c99a
153797b1878daa
hex1b9acb33d1ec

30351648084460 has 48 divisors (see below), whose sum is σ = 67121203010400. Its totient is φ = 11496862393344.

The previous prime is 30351648084377. The next prime is 30351648084463. The reversal of 30351648084460 is 6448084615303.

It is a junction number, because it is equal to n+sod(n) for n = 30351648084398 and 30351648084407.

It is not an unprimeable number, because it can be changed into a prime (30351648084463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15808957 + ... + 17624596.

It is an arithmetic number, because the mean of its divisors is an integer number (1398358396050).

Almost surely, 230351648084460 is an apocalyptic number.

It is an amenable number.

30351648084460 is an abundant number, since it is smaller than the sum of its proper divisors (36769554925940).

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

30351648084460 is a wasteful number, since it uses less digits than its factorization.

30351648084460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33435970 (or 33435968 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 52.

The spelling of 30351648084460 in words is "thirty trillion, three hundred fifty-one billion, six hundred forty-eight million, eighty-four thousand, four hundred sixty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 2389 4778 9556 11945 23890 45391 47780 90782 181564 226955 453910 907820 33433553 66867106 133734212 167167765 334335530 635237507 668671060 1270475014 2540950028 3176187535 6352375070 12704750140 79872758117 159745516234 319491032468 399363790585 798727581170 1517582404223 1597455162340 3035164808446 6070329616892 7587912021115 15175824042230 30351648084460