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145927371384 = 23326337319831
BaseRepresentation
bin1000011111100111110…
…0101111101001111000
3111221122221002112200200
42013321330233221320
54342324401341014
6151012122002200
713354134122304
oct2077174575170
9457587075620
10145927371384
1156984218a83
1224346946360
13109b78ab942
1470c4932d04
153be12aea09
hex21f9f2fa78

145927371384 has 48 divisors (see below), whose sum is σ = 395283567120. Its totient is φ = 48634629120.

The previous prime is 145927371379. The next prime is 145927371397. The reversal of 145927371384 is 483173729541.

145927371384 is a `hidden beast` number, since 1 + 4 + 592 + 7 + 37 + 13 + 8 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 145927371384.

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 11 ways as a sum of consecutive naturals, for example, 296349 + ... + 616179.

It is an arithmetic number, because the mean of its divisors is an integer number (8235074315).

Almost surely, 2145927371384 is an apocalyptic number.

It is an amenable number.

145927371384 is an abundant number, since it is smaller than the sum of its proper divisors (249356195736).

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

145927371384 is a wasteful number, since it uses less digits than its factorization.

145927371384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326180 (or 326173 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 54.

The spelling of 145927371384 in words is "one hundred forty-five billion, nine hundred twenty-seven million, three hundred seventy-one thousand, three hundred eighty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 6337 12674 19011 25348 38022 50696 57033 76044 114066 152088 228132 319831 456264 639662 959493 1279324 1918986 2558648 2878479 3837972 5756958 7675944 11513916 23027832 2026769047 4053538094 6080307141 8107076188 12160614282 16214152376 18240921423 24321228564 36481842846 48642457128 72963685692 145927371384