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87030080341438 = 21331591830131647
BaseRepresentation
bin10011110010011101000101…
…000001100000010110111110
3102102010222211221021200010011
4103302131011001200112332
542401400101031411223
6505033022244133434
724221500344064153
oct2362350501402676
9372128757250104
1087030080341438
11258042825351a3
12991701999727a
133973b943a2540
14176c3c7b8a22a
15a0dcbad3180d
hex4f27450605be

87030080341438 has 32 divisors (see below), whose sum is σ = 147581816094720. Its totient is φ = 38213148768480.

The previous prime is 87030080341423. The next prime is 87030080341493. The reversal of 87030080341438 is 83414308003078.

It is a happy number.

87030080341438 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 87030080341391 and 87030080341400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 915018270 + ... + 915113377.

It is an arithmetic number, because the mean of its divisors is an integer number (4611931752960).

Almost surely, 287030080341438 is an apocalyptic number.

87030080341438 is a deficient number, since it is larger than the sum of its proper divisors (60551735753282).

87030080341438 is a wasteful number, since it uses less digits than its factorization.

87030080341438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830131752.

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 87030080341438 in words is "eighty-seven trillion, thirty billion, eighty million, three hundred forty-one thousand, four hundred thirty-eight".

Divisors: 1 2 13 26 31 59 62 118 403 767 806 1534 1829 3658 23777 47554 1830131647 3660263294 23791711411 47583422822 56734081057 107977767173 113468162114 215955534346 737543053741 1403710973249 1475086107482 2807421946498 3347310782363 6694621564726 43515040170719 87030080341438