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13052876380 = 2256115768147
BaseRepresentation
bin11000010100000001…
…10001011001011100
31020200200021211012221
430022000301121130
5203213014021010
65555120235124
7641314422115
oct141200613134
936620254187
1013052876380
115599010245
12264346baa4
1313003263bb
148bb7b120c
15515de8dda
hex30a03165c

13052876380 has 48 divisors (see below), whose sum is σ = 28038267936. Its totient is φ = 5102772480.

The previous prime is 13052876371. The next prime is 13052876383. The reversal of 13052876380 is 8367825031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13052876383) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 157467 + ... + 225613.

It is an arithmetic number, because the mean of its divisors is an integer number (584130582).

Almost surely, 213052876380 is an apocalyptic number.

13052876380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13052876380 is an abundant number, since it is smaller than the sum of its proper divisors (14985391556).

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

13052876380 is a wasteful number, since it uses less digits than its factorization.

13052876380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68374 (or 68372 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 13052876380 in words is "thirteen billion, fifty-two million, eight hundred seventy-six thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 61 122 157 244 305 314 610 628 785 1220 1570 3140 9577 19154 38308 47885 68147 95770 136294 191540 272588 340735 681470 1362940 4156967 8313934 10699079 16627868 20784835 21398158 41569670 42796316 53495395 83139340 106990790 213981580 652643819 1305287638 2610575276 3263219095 6526438190 13052876380