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70948244 = 2217737061
BaseRepresentation
bin1000011101010…
…01010110010100
311221111112200202
410032221112110
5121130320434
611012400032
71521023123
oct416512624
9157445622
1070948244
1137059514
121b916018
1311911313
1495cbaba
156366a7e
hex43a9594

70948244 has 6 divisors (see below), whose sum is σ = 124159434. Its totient is φ = 35474120.

The previous prime is 70948211. The next prime is 70948247. The reversal of 70948244 is 44284907.

It can be written as a sum of positive squares in only one way, i.e., 38912644 + 32035600 = 6238^2 + 5660^2 .

It is a junction number, because it is equal to n+sod(n) for n = 70948198 and 70948207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70948247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8868527 + ... + 8868534.

It is an arithmetic number, because the mean of its divisors is an integer number (20693239).

Almost surely, 270948244 is an apocalyptic number.

It is an amenable number.

70948244 is a deficient number, since it is larger than the sum of its proper divisors (53211190).

70948244 is a wasteful number, since it uses less digits than its factorization.

70948244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17737065 (or 17737063 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 70948244 is about 8423.0780597119. The cubic root of 70948244 is about 413.9811344449.

The spelling of 70948244 in words is "seventy million, nine hundred forty-eight thousand, two hundred forty-four".

Divisors: 1 2 4 17737061 35474122 70948244