Search a number
89208663699624 = 233719109256399783
BaseRepresentation
bin10100010010001010000010…
…101101011111000010101000
3102200212021011011020002002120
4110102022002231133002220
543143043320401341444
6513421521102231240
724535053564065250
oct2422120255370250
9380767134202076
1089208663699624
11264741aaaa21a7
12a0092a0b85520
133aa1457c23951
141805a18230960
15a4a7c6e86b19
hex512282b5f0a8

89208663699624 has 128 divisors (see below), whose sum is σ = 270758171904000. Its totient is φ = 23925176457984.

The previous prime is 89208663699613. The next prime is 89208663699647. The reversal of 89208663699624 is 42699636680298.

It is a super-2 number, since 2×892086636996242 (a number of 29 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 89208663699624.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 127851964 + ... + 128547819.

It is an arithmetic number, because the mean of its divisors is an integer number (2115298218000).

Almost surely, 289208663699624 is an apocalyptic number.

89208663699624 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

89208663699624 is an abundant number, since it is smaller than the sum of its proper divisors (181549508204376).

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

89208663699624 is a wasteful number, since it uses less digits than its factorization.

89208663699624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256399927 (or 256399923 counting only the distinct ones).

The product of its (nonzero) digits is 2902376448, while the sum is 78.

The spelling of 89208663699624 in words is "eighty-nine trillion, two hundred eight billion, six hundred sixty-three million, six hundred ninety-nine thousand, six hundred twenty-four".