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200190004758 = 23243258643417
BaseRepresentation
bin1011101001110001000…
…0010000111000010110
3201010201120210221000200
42322130100100320112
511234442120123013
6231544354321330
720314615651512
oct2723420207026
9633646727020
10200190004758
117799a047627
123296b289246
1315b547b6b23
149991421142
155319ea6e73
hex2e9c410e16

200190004758 has 24 divisors (see below), whose sum is σ = 443832105288. Its totient is φ = 65178140832.

The previous prime is 200190004733. The next prime is 200190004769. The reversal of 200190004758 is 857400091002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129320935 + ... + 129322482.

It is an arithmetic number, because the mean of its divisors is an integer number (18493004387).

Almost surely, 2200190004758 is an apocalyptic number.

200190004758 is an abundant number, since it is smaller than the sum of its proper divisors (243642100530).

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

200190004758 is a wasteful number, since it uses less digits than its factorization.

200190004758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258643468 (or 258643465 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 200190004758 in words is "two hundred billion, one hundred ninety million, four thousand, seven hundred fifty-eight".

Divisors: 1 2 3 6 9 18 43 86 129 258 387 774 258643417 517286834 775930251 1551860502 2327790753 4655581506 11121666931 22243333862 33365000793 66730001586 100095002379 200190004758