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8010085501 = 1123103330649
BaseRepresentation
bin1110111010111000…
…00011010001111101
3202200020101111121101
413131130003101331
5112401040214001
63402455533101
7402332413645
oct73534032175
922606344541
108010085501
113440536880
12167668a191
139a8664882
1455db71525
1531d33da01
hex1dd70347d

8010085501 has 16 divisors (see below), whose sum is σ = 9127324800. Its totient is φ = 6958321920.

The previous prime is 8010085471. The next prime is 8010085511. The reversal of 8010085501 is 1055800108.

It is not a de Polignac number, because 8010085501 - 25 = 8010085469 is a prime.

It is a super-2 number, since 2×80100855012 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8010085501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8010085511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246025 + ... + 276673.

It is an arithmetic number, because the mean of its divisors is an integer number (570457800).

Almost surely, 28010085501 is an apocalyptic number.

It is an amenable number.

8010085501 is a deficient number, since it is larger than the sum of its proper divisors (1117239299).

8010085501 is a wasteful number, since it uses less digits than its factorization.

8010085501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31716.

The product of its (nonzero) digits is 1600, while the sum is 28.

The square root of 8010085501 is about 89499.0810064550. The cubic root of 8010085501 is about 2000.8401054786.

Adding to 8010085501 its reverse (1055800108), we get a palindrome (9065885609).

The spelling of 8010085501 in words is "eight billion, ten million, eighty-five thousand, five hundred one".

Divisors: 1 11 23 253 1033 11363 23759 30649 261349 337139 704927 7754197 31660417 348264587 728189591 8010085501