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12402454004 = 225923523487
BaseRepresentation
bin10111000110011111…
…00110110111110100
31012000100101221110022
423203033212313310
5200400012012004
65410403344312
7616226056013
oct134317466764
935010357408
1012402454004
115294953296
1224a1682098
1312286550a5
14859260a7a
154c8c6b2be
hex2e33e6df4

12402454004 has 12 divisors (see below), whose sum is σ = 21708000384. Its totient is φ = 6200168184.

The previous prime is 12402453977. The next prime is 12402454027. The reversal of 12402454004 is 40045420421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238052 + ... + 285435.

It is an arithmetic number, because the mean of its divisors is an integer number (1809000032).

Almost surely, 212402454004 is an apocalyptic number.

It is an amenable number.

12402454004 is a deficient number, since it is larger than the sum of its proper divisors (9305546380).

12402454004 is a wasteful number, since it uses less digits than its factorization.

12402454004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529414 (or 529412 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 12402454004 its reverse (40045420421), we get a palindrome (52447874425).

The spelling of 12402454004 in words is "twelve billion, four hundred two million, four hundred fifty-four thousand, four".

Divisors: 1 2 4 5923 11846 23692 523487 1046974 2093948 3100613501 6201227002 12402454004