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802130045515 = 5434553381937
BaseRepresentation
bin10111010110000101010…
…11010010101001001011
32211200102211012021010021
423223002223102221023
5101120230242424030
61412254330401311
7111644346614161
oct13530253225113
92750384167107
10802130045515
1128a1aa554497
1210b55b890237
135a843357136
142ab751d3231
1515cea2e197a
hexbac2ad2a4b

802130045515 has 16 divisors (see below), whose sum is σ = 984974731488. Its totient is φ = 626759271936.

The previous prime is 802130045471. The next prime is 802130045531. The reversal of 802130045515 is 515540031208.

802130045515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 802130045515 - 223 = 802121656907 is a prime.

It is a Duffinian 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, 9748627 + ... + 9830563.

It is an arithmetic number, because the mean of its divisors is an integer number (61560920718).

Almost surely, 2802130045515 is an apocalyptic number.

802130045515 is a deficient number, since it is larger than the sum of its proper divisors (182844685973).

802130045515 is a wasteful number, since it uses less digits than its factorization.

802130045515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127518.

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 802130045515 in words is "eight hundred two billion, one hundred thirty million, forty-five thousand, five hundred fifteen".

Divisors: 1 5 43 215 45533 81937 227665 409685 1957919 3523291 9789595 17616455 3730837421 18654187105 160426009103 802130045515