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127047353444 = 221117315479013
BaseRepresentation
bin111011001010010011…
…1001100010001100100
3110010221011000020222222
41312110213030101210
54040143110302234
6134210441411512
712115231454234
oct1662447142144
9403834006888
10127047353444
1149975a12070
1220757a99b98
13bc9925cbab
1462132abcc4
153488a2542e
hex1d949cc464

127047353444 has 48 divisors (see below), whose sum is σ = 265096613376. Its totient is φ = 52598515200.

The previous prime is 127047353423. The next prime is 127047353473. The reversal of 127047353444 is 444353740721.

It is a super-2 number, since 2×1270473534442 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 127047353395 and 127047353404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2716319 + ... + 2762694.

It is an arithmetic number, because the mean of its divisors is an integer number (5522846112).

Almost surely, 2127047353444 is an apocalyptic number.

It is an amenable number.

127047353444 is an abundant number, since it is smaller than the sum of its proper divisors (138049259932).

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

127047353444 is a wasteful number, since it uses less digits than its factorization.

127047353444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5479076 (or 5479074 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 44.

The spelling of 127047353444 in words is "one hundred twenty-seven billion, forty-seven million, three hundred fifty-three thousand, four hundred forty-four".

Divisors: 1 2 4 11 17 22 31 34 44 62 68 124 187 341 374 527 682 748 1054 1364 2108 5797 11594 23188 5479013 10958026 21916052 60269143 93143221 120538286 169849403 186286442 241076572 339698806 372572884 679397612 1024575431 1868343433 2049150862 2887439851 3736686866 4098301724 5774879702 7473373732 11549759404 31761838361 63523676722 127047353444