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130408374468 = 22319755164287
BaseRepresentation
bin111100101110011110…
…0011110000011000100
3110110121101100211002010
41321130330132003010
54114034020440333
6135524144014220
712264432615321
oct1713474360304
9413541324063
10130408374468
1150340144999
1221335601370
13c3b3688b28
14645180db48
1535d3b2d563
hex1e5cf1e0c4

130408374468 has 24 divisors (see below), whose sum is σ = 305830812672. Its totient is φ = 43248800224.

The previous prime is 130408374449. The next prime is 130408374479. The reversal of 130408374468 is 864473804031.

It is a happy number.

It is a super-2 number, since 2×1304083744682 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27579780 + ... + 27584507.

It is an arithmetic number, because the mean of its divisors is an integer number (12742950528).

Almost surely, 2130408374468 is an apocalyptic number.

It is an amenable number.

130408374468 is an abundant number, since it is smaller than the sum of its proper divisors (175422438204).

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

130408374468 is a wasteful number, since it uses less digits than its factorization.

130408374468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55164491 (or 55164489 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 48.

The spelling of 130408374468 in words is "one hundred thirty billion, four hundred eight million, three hundred seventy-four thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 197 394 591 788 1182 2364 55164287 110328574 165492861 220657148 330985722 661971444 10867364539 21734729078 32602093617 43469458156 65204187234 130408374468