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56154095930 = 2515137188143
BaseRepresentation
bin110100010011000010…
…111000000100111010
312100221110211122011202
4310103002320010322
51410000422032210
641444041054202
74025356640252
oct642302700472
9170843748152
1056154095930
11218a6583449
12aa71a87362
1353aba3caca
142a09bb2962
1516d9cba9a5
hexd130b813a

56154095930 has 16 divisors (see below), whose sum is σ = 101746761984. Its totient is φ = 22312885200.

The previous prime is 56154095911. The next prime is 56154095941. The reversal of 56154095930 is 3959045165.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18592562 + ... + 18595581.

It is an arithmetic number, because the mean of its divisors is an integer number (6359172624).

Almost surely, 256154095930 is an apocalyptic number.

56154095930 is a deficient number, since it is larger than the sum of its proper divisors (45592666054).

56154095930 is a wasteful number, since it uses less digits than its factorization.

56154095930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37188301.

The product of its (nonzero) digits is 729000, while the sum is 47.

The spelling of 56154095930 in words is "fifty-six billion, one hundred fifty-four million, ninety-five thousand, nine hundred thirty".

Divisors: 1 2 5 10 151 302 755 1510 37188143 74376286 185940715 371881430 5615409593 11230819186 28077047965 56154095930