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387011057474 = 21759031928287
BaseRepresentation
bin1011010000110111010…
…10000001011101000010
31100222221110120201112102
411220123222001131002
522320044312314344
6453442422030402
736650331465626
oct5503352013502
91328843521472
10387011057474
1113a14871a658
1263009278402
132a65863b632
1414a350b5186
15a10142ce4e
hex5a1ba81742

387011057474 has 16 divisors (see below), whose sum is σ = 614769067008. Its totient is φ = 182091903552.

The previous prime is 387011057453. The next prime is 387011057483. The reversal of 387011057474 is 474750110783.

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 7 ways as a sum of consecutive naturals, for example, 763442 + ... + 1164845.

It is an arithmetic number, because the mean of its divisors is an integer number (38423066688).

Almost surely, 2387011057474 is an apocalyptic number.

387011057474 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

387011057474 is a deficient number, since it is larger than the sum of its proper divisors (227758009534).

387011057474 is a wasteful number, since it uses less digits than its factorization.

387011057474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934209.

The product of its (nonzero) digits is 658560, while the sum is 47.

The spelling of 387011057474 in words is "three hundred eighty-seven billion, eleven million, fifty-seven thousand, four hundred seventy-four".

Divisors: 1 2 17 34 5903 11806 100351 200702 1928287 3856574 32780879 65561758 11382678161 22765356322 193505528737 387011057474