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42143600446 = 2199471171111
BaseRepresentation
bin100111001111111101…
…000100111100111110
311000210001121201111121
4213033331010330332
51142302230203241
631205511341154
73021233456533
oct471775047476
9130701551447
1042143600446
1116966a66862
1282019817ba
133c881c79ac
14207b166d8a
151169cb2ad1
hex9cff44f3e

42143600446 has 16 divisors (see below), whose sum is σ = 66612850560. Its totient is φ = 19941661080.

The previous prime is 42143600437. The next prime is 42143600461. The reversal of 42143600446 is 64400634124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549570 + ... + 621541.

It is an arithmetic number, because the mean of its divisors is an integer number (4163303160).

Almost surely, 242143600446 is an apocalyptic number.

42143600446 is a deficient number, since it is larger than the sum of its proper divisors (24469250114).

42143600446 is a wasteful number, since it uses less digits than its factorization.

42143600446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172079.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 42143600446 in words is "forty-two billion, one hundred forty-three million, six hundred thousand, four hundred forty-six".

Divisors: 1 2 19 38 947 1894 17993 35986 1171111 2342222 22251109 44502218 1109042117 2218084234 21071800223 42143600446