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83214482554278 = 23239671165371013
BaseRepresentation
bin10010111010111011100001…
…101011000011110110100110
3101220122020010100212222011200
4102322323201223003312212
541401341230013214103
6452552112221343330
723346022311033645
oct2272734153036646
9356566110788150
1083214482554278
1124573078006439
1293bb635a07b46
13375812727761a
14167986117935c
159948edca40a3
hex4baee1ac3da6

83214482554278 has 24 divisors (see below), whose sum is σ = 180343495158528. Its totient is φ = 27731168601552.

The previous prime is 83214482554253. The next prime is 83214482554321. The reversal of 83214482554278 is 87245528441238.

83214482554278 is a `hidden beast` number, since 8 + 3 + 2 + 1 + 4 + 4 + 8 + 2 + 554 + 2 + 78 = 666.

It is a super-2 number, since 2×832144825542782 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 582614101 + ... + 582756912.

It is an arithmetic number, because the mean of its divisors is an integer number (7514312298272).

Almost surely, 283214482554278 is an apocalyptic number.

83214482554278 is an abundant number, since it is smaller than the sum of its proper divisors (97129012604250).

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

83214482554278 is a wasteful number, since it uses less digits than its factorization.

83214482554278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165374988 (or 1165374985 counting only the distinct ones).

The product of its digits is 137625600, while the sum is 63.

The spelling of 83214482554278 in words is "eighty-three trillion, two hundred fourteen billion, four hundred eighty-two million, five hundred fifty-four thousand, two hundred seventy-eight".

Divisors: 1 2 3 6 9 18 3967 7934 11901 23802 35703 71406 1165371013 2330742026 3496113039 6992226078 10488339117 20976678234 4623026808571 9246053617142 13869080425713 27738160851426 41607241277139 83214482554278