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388076036 = 2297019009
BaseRepresentation
bin10111001000011…
…001001000000100
31000001020022020112
4113020121020010
51243321413121
6102301452152
712421410005
oct2710311004
91001208215
10388076036
1118a0712a7
12a9b71058
13625280ba
143977d1ac
152410a75b
hex17219204

388076036 has 6 divisors (see below), whose sum is σ = 679133070. Its totient is φ = 194038016.

The previous prime is 388076023. The next prime is 388076041. The reversal of 388076036 is 630670883.

It can be written as a sum of positive squares in only one way, i.e., 254211136 + 133864900 = 15944^2 + 11570^2 .

It is a junction number, because it is equal to n+sod(n) for n = 388075984 and 388076002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48509501 + ... + 48509508.

It is an arithmetic number, because the mean of its divisors is an integer number (113188845).

Almost surely, 2388076036 is an apocalyptic number.

It is an amenable number.

388076036 is a deficient number, since it is larger than the sum of its proper divisors (291057034).

388076036 is a wasteful number, since it uses less digits than its factorization.

388076036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97019013 (or 97019011 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 388076036 is about 19699.6455805682. The cubic root of 388076036 is about 729.4109440815.

The spelling of 388076036 in words is "three hundred eighty-eight million, seventy-six thousand, thirty-six".

Divisors: 1 2 4 97019009 194038018 388076036