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13873454352 = 2432195070707
BaseRepresentation
bin11001110101110110…
…00001110100010000
31022210212100111120200
430322323001310100
5211403101014402
610212352135200
71000540262532
oct147273016420
938725314520
1013873454352
11597a22665a
122832237500
1314013327b4
14958775852
15562e8821c
hex33aec1d10

13873454352 has 60 divisors (see below), whose sum is σ = 40869906480. Its totient is φ = 4381089984.

The previous prime is 13873454303. The next prime is 13873454377. The reversal of 13873454352 is 25345437831.

13873454352 is a `hidden beast` number, since 1 + 38 + 73 + 4 + 543 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 13873454298 and 13873454307.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2532618 + ... + 2538089.

It is an arithmetic number, because the mean of its divisors is an integer number (681165108).

Almost surely, 213873454352 is an apocalyptic number.

13873454352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13873454352 is an abundant number, since it is smaller than the sum of its proper divisors (26996452128).

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

13873454352 is a wasteful number, since it uses less digits than its factorization.

13873454352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5070740 (or 5070731 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The spelling of 13873454352 in words is "thirteen billion, eight hundred seventy-three million, four hundred fifty-four thousand, three hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 19 24 36 38 48 57 72 76 114 144 152 171 228 304 342 456 684 912 1368 2736 5070707 10141414 15212121 20282828 30424242 40565656 45636363 60848484 81131312 91272726 96343433 121696968 182545452 192686866 243393936 289030299 365090904 385373732 578060598 730181808 770747464 867090897 1156121196 1541494928 1734181794 2312242392 3468363588 4624484784 6936727176 13873454352