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11577803244 = 2237314446161
BaseRepresentation
bin10101100100001011…
…10100000111101100
31002212212200100021120
422302011310013230
5142202404200434
65152504300540
7556623463260
oct126205640754
932785610246
1011577803244
114a01405a37
1222b1471750
131126850c67
147bb91a0a0
1547b675349
hex2b21741ec

11577803244 has 48 divisors (see below), whose sum is σ = 31870089216. Its totient is φ = 3201235200.

The previous prime is 11577803147. The next prime is 11577803269. The reversal of 11577803244 is 44230877511.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 11577803196 and 11577803205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2220477 + ... + 2225684.

It is an arithmetic number, because the mean of its divisors is an integer number (663960192).

Almost surely, 211577803244 is an apocalyptic number.

11577803244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11577803244 is an abundant number, since it is smaller than the sum of its proper divisors (20292285972).

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

11577803244 is a wasteful number, since it uses less digits than its factorization.

11577803244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4446206 (or 4446204 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The spelling of 11577803244 in words is "eleven billion, five hundred seventy-seven million, eight hundred three thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 31 42 62 84 93 124 186 217 372 434 651 868 1302 2604 4446161 8892322 13338483 17784644 26676966 31123127 53353932 62246254 93369381 124492508 137830991 186738762 275661982 373477524 413492973 551323964 826985946 964816937 1653971892 1929633874 2894450811 3859267748 5788901622 11577803244