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13402124304 = 243279210923
BaseRepresentation
bin11000111101101010…
…00011000000010000
31021121000110110022020
430132311003000100
5204421420434204
610053514011440
7653055114462
oct143665030020
937530413266
1013402124304
115758171398
122720416b80
1313577a818a
14911d24132
155368d4bd9
hex31ed43010

13402124304 has 20 divisors (see below), whose sum is σ = 34622154576. Its totient is φ = 4467374752.

The previous prime is 13402124269. The next prime is 13402124327. The reversal of 13402124304 is 40342120431.

It is a super-3 number, since 3×134021243043 (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139605414 + ... + 139605509.

Almost surely, 213402124304 is an apocalyptic number.

It is an amenable number.

13402124304 is an abundant number, since it is smaller than the sum of its proper divisors (21220030272).

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

13402124304 is a wasteful number, since it uses less digits than its factorization.

13402124304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279210934 (or 279210928 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 13402124304 its reverse (40342120431), we get a palindrome (53744244735).

The spelling of 13402124304 in words is "thirteen billion, four hundred two million, one hundred twenty-four thousand, three hundred four".

Divisors: 1 2 3 4 6 8 12 16 24 48 279210923 558421846 837632769 1116843692 1675265538 2233687384 3350531076 4467374768 6701062152 13402124304