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13154506752 = 21132141033
BaseRepresentation
bin11000100000001000…
…11101100000000000
31020221202112011212210
430100010131200000
5203420023204002
610013150422120
7643660314432
oct142004354000
936852464783
1013154506752
115640415692
122671501940
1313183bb00a
148cb0a8652
1551ecc196c
hex31011d800

13154506752 has 48 divisors (see below), whose sum is σ = 35070136920. Its totient is φ = 4384833536.

The previous prime is 13154506709. The next prime is 13154506801. The reversal of 13154506752 is 25760545131.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 13154506752.

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, 1064373 + ... + 1076660.

Almost surely, 213154506752 is an apocalyptic number.

13154506752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13154506752 is an abundant number, since it is smaller than the sum of its proper divisors (21915630168).

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

13154506752 is an equidigital number, since it uses as much as digits as its factorization.

13154506752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2141058 (or 2141038 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 13154506752 in words is "thirteen billion, one hundred fifty-four million, five hundred six thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1024 1536 2048 3072 6144 2141033 4282066 6423099 8564132 12846198 17128264 25692396 34256528 51384792 68513056 102769584 137026112 205539168 274052224 411078336 548104448 822156672 1096208896 1644313344 2192417792 3288626688 4384835584 6577253376 13154506752