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11513130424 = 2323318922679
BaseRepresentation
bin10101011100011110…
…00110110110111000
31002201100222121211221
422232033012312320
5142034330133144
65142234201424
7555206664625
oct125617066670
932640877757
1011513130424
114978953324
122293883274
131116329113
147b30c334c
15475b4cd84
hex2ae3c6db8

11513130424 has 64 divisors (see below), whose sum is σ = 23514624000. Its totient is φ = 5268552960.

The previous prime is 11513130407. The next prime is 11513130509. The reversal of 11513130424 is 42403131511.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 496317 + ... + 518995.

It is an arithmetic number, because the mean of its divisors is an integer number (367416000).

Almost surely, 211513130424 is an apocalyptic number.

It is an amenable number.

11513130424 is an abundant number, since it is smaller than the sum of its proper divisors (12001493576).

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

11513130424 is a wasteful number, since it uses less digits than its factorization.

11513130424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22828 (or 22824 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 11513130424 its reverse (42403131511), we get a palindrome (53916261935).

The spelling of 11513130424 in words is "eleven billion, five hundred thirteen million, one hundred thirty thousand, four hundred twenty-four".

Divisors: 1 2 4 8 23 31 46 62 89 92 124 178 184 248 356 712 713 1426 2047 2759 2852 4094 5518 5704 8188 11036 16376 22072 22679 45358 63457 90716 126914 181432 253828 507656 521617 703049 1043234 1406098 2018431 2086468 2812196 4036862 4172936 5624392 8073724 16147448 16170127 32340254 46423913 62571361 64680508 92847826 125142722 129361016 185695652 250285444 371391304 500570888 1439141303 2878282606 5756565212 11513130424