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999028000434 = 234391217311653
BaseRepresentation
bin11101000100110101011…
…01011000011010110010
310112111122222102201202010
432202122231120122302
5112332002132003214
62042540325103350
7132114562615032
oct16423255303262
93474588381663
10999028000434
1135575a297272
12141750557b56
1373291ab3479
14364d33078c2
151aec1266659
hexe89ab586b2

999028000434 has 32 divisors (see below), whose sum is σ = 2004259340160. Its totient is φ = 331976696832.

The previous prime is 999028000367. The next prime is 999028000471. The reversal of 999028000434 is 434000820999.

999028000434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3049752 + ... + 3361404.

It is an arithmetic number, because the mean of its divisors is an integer number (62633104380).

Almost surely, 2999028000434 is an apocalyptic number.

999028000434 is the 534263-rd nonagonal number.

999028000434 is an abundant number, since it is smaller than the sum of its proper divisors (1005231339726).

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

999028000434 is a wasteful number, since it uses less digits than its factorization.

999028000434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313314.

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 999028000434 in words is "nine hundred ninety-nine billion, twenty-eight million, four hundred thirty-four", and thus it is an aban number.

Divisors: 1 2 3 6 439 878 1217 1317 2434 2634 3651 7302 311653 534263 623306 934959 1068526 1602789 1869918 3205578 136815667 273631334 379281701 410447001 758563402 820894002 1137845103 2275690206 166504666739 333009333478 499514000217 999028000434