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354569842 = 21119980989
BaseRepresentation
bin10101001000100…
…100111001110010
3220201012000101101
4111020210321302
51211232213332
655103355014
711533536214
oct2510447162
9821160341
10354569842
11172166630
129a8b2a6a
13585c6253
143513a5b4
15211dcae7
hex15224e72

354569842 has 16 divisors (see below), whose sum is σ = 583128000. Its totient is φ = 160356240.

The previous prime is 354569827. The next prime is 354569861. The reversal of 354569842 is 248965453.

It is a junction number, because it is equal to n+sod(n) for n = 354569792 and 354569801.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36117 + ... + 44872.

It is an arithmetic number, because the mean of its divisors is an integer number (36445500).

Almost surely, 2354569842 is an apocalyptic number.

354569842 is a deficient number, since it is larger than the sum of its proper divisors (228558158).

354569842 is a wasteful number, since it uses less digits than its factorization.

354569842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81201.

The product of its digits is 1036800, while the sum is 46.

The square root of 354569842 is about 18830.0250132601. The cubic root of 354569842 is about 707.7837671027.

The spelling of 354569842 in words is "three hundred fifty-four million, five hundred sixty-nine thousand, eight hundred forty-two".

Divisors: 1 2 11 22 199 398 2189 4378 80989 161978 890879 1781758 16116811 32233622 177284921 354569842