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17970064 = 247222921
BaseRepresentation
bin100010010001…
…1001110010000
31020210222021221
41010203032100
514100020224
61441054424
7305512600
oct104431620
936728257
1017970064
11a1641a2
126027414
133952498
14255ac00
15189e6e4
hex1123390

17970064 has 30 divisors (see below), whose sum is σ = 40503174. Its totient is φ = 7701120.

The previous prime is 17970047. The next prime is 17970077. The reversal of 17970064 is 46007971.

It can be written as a sum of positive squares in only one way, i.e., 15147664 + 2822400 = 3892^2 + 1680^2 .

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, 10677 + ... + 12244.

Almost surely, 217970064 is an apocalyptic number.

17970064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

17970064 is an abundant number, since it is smaller than the sum of its proper divisors (22533110).

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

17970064 is a wasteful number, since it uses less digits than its factorization.

17970064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22943 (or 22930 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 17970064 is about 4239.1112276042. Note that the first 3 decimals coincide. The cubic root of 17970064 is about 261.9287726663.

The spelling of 17970064 in words is "seventeen million, nine hundred seventy thousand, sixty-four".

Divisors: 1 2 4 7 8 14 16 28 49 56 98 112 196 392 784 22921 45842 91684 160447 183368 320894 366736 641788 1123129 1283576 2246258 2567152 4492516 8985032 17970064