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826872148 = 221051196687
BaseRepresentation
bin110001010010010…
…001000101010100
32010121220110100101
4301102101011110
53143134402043
6214014423444
726330203654
oct6122210524
92117813311
10826872148
11394825313
121b0b01b84
1310240127b
147bb62364
154c8d424d
hex31491154

826872148 has 12 divisors (see below), whose sum is σ = 1448410432. Its totient is φ = 413040600.

The previous prime is 826872127. The next prime is 826872161. The reversal of 826872148 is 841278628.

It is a happy number.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 826872098 and 826872107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94140 + ... + 102547.

Almost surely, 2826872148 is an apocalyptic number.

It is an amenable number.

826872148 is a deficient number, since it is larger than the sum of its proper divisors (621538284).

826872148 is a wasteful number, since it uses less digits than its factorization.

826872148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197742 (or 197740 counting only the distinct ones).

The product of its digits is 344064, while the sum is 46.

The square root of 826872148 is about 28755.3846783520. The cubic root of 826872148 is about 938.5976327336.

The spelling of 826872148 in words is "eight hundred twenty-six million, eight hundred seventy-two thousand, one hundred forty-eight".

Divisors: 1 2 4 1051 2102 4204 196687 393374 786748 206718037 413436074 826872148