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409421123914 = 211192004748859
BaseRepresentation
bin1011111010100110110…
…01101001000101001010
31110010210021002001102011
411331103121221011022
523201443301431124
6512030243330134
741402560063405
oct5752331510512
91403707061364
10409421123914
111486a8607220
126742238094a
132c7ba417a8a
1415b5d4bad3c
15a9b3a5c994
hex5f5366914a

409421123914 has 32 divisors (see below), whose sum is σ = 705272601600. Its totient is φ = 176293344240.

The previous prime is 409421123893. The next prime is 409421123927. The reversal of 409421123914 is 419321124904.

It is a happy number.

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, 8355217 + ... + 8404075.

It is an arithmetic number, because the mean of its divisors is an integer number (22039768800).

Almost surely, 2409421123914 is an apocalyptic number.

409421123914 is a deficient number, since it is larger than the sum of its proper divisors (295851477686).

409421123914 is a wasteful number, since it uses less digits than its factorization.

409421123914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68938.

The product of its (nonzero) digits is 62208, while the sum is 40.

It can be divided in two parts, 409421 and 123914, that added together give a palindrome (533335).

The spelling of 409421123914 in words is "four hundred nine billion, four hundred twenty-one million, one hundred twenty-three thousand, nine hundred fourteen".

Divisors: 1 2 11 19 22 38 209 418 20047 40094 48859 97718 220517 380893 441034 537449 761786 928321 1074898 1856642 4189823 8379646 10211531 20423062 979476373 1958952746 10774240103 18610051087 21548480206 37220102174 204710561957 409421123914