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85884102400 = 285213419391
BaseRepresentation
bin100111111111100010…
…1110110011100000000
322012200102002110001111
41033333011312130000
52401342312234100
6103242110213104
76130200553045
oct1177705663400
9265612073044
1085884102400
1133472378328
121478a4b4194
1381391b2005
14422a4191cc
152379d616ba
hex13ff176700

85884102400 has 54 divisors (see below), whose sum is σ = 212576588672. Its totient is φ = 34353638400.

The previous prime is 85884102379. The next prime is 85884102413. The reversal of 85884102400 is 420148858.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6703296 + ... + 6716095.

Almost surely, 285884102400 is an apocalyptic number.

85884102400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

85884102400 is an abundant number, since it is smaller than the sum of its proper divisors (126692486272).

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

85884102400 is a wasteful number, since it uses less digits than its factorization.

85884102400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13419417 (or 13419398 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 40.

The spelling of 85884102400 in words is "eighty-five billion, eight hundred eighty-four million, one hundred two thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 256 320 400 640 800 1280 1600 3200 6400 13419391 26838782 53677564 67096955 107355128 134193910 214710256 268387820 335484775 429420512 536775640 670969550 858841024 1073551280 1341939100 1717682048 2147102560 2683878200 3435364096 4294205120 5367756400 8588410240 10735512800 17176820480 21471025600 42942051200 85884102400