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70608130 = 257060813
BaseRepresentation
bin1000011010101…
…10010100000010
311220212021010221
410031112110002
5121033430010
611001213254
71515105415
oct415262402
9156767127
1070608130
1136946a2a
121b79122a
1311822578
14953db7c
1562eadda
hex4356502

70608130 has 8 divisors (see below), whose sum is σ = 127094652. Its totient is φ = 28243248.

The previous prime is 70608121. The next prime is 70608133. The reversal of 70608130 is 3180607.

It can be written as a sum of positive squares in 2 ways, for example, as 70576801 + 31329 = 8401^2 + 177^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 70608095 and 70608104.

It is not an unprimeable number, because it can be changed into a prime (70608133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3530397 + ... + 3530416.

Almost surely, 270608130 is an apocalyptic number.

70608130 is a deficient number, since it is larger than the sum of its proper divisors (56486522).

70608130 is a wasteful number, since it uses less digits than its factorization.

70608130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7060820.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 70608130 is about 8402.8643925747. The cubic root of 70608130 is about 413.3185558077.

Adding to 70608130 its reverse (3180607), we get a palindrome (73788737).

The spelling of 70608130 in words is "seventy million, six hundred eight thousand, one hundred thirty".

Divisors: 1 2 5 10 7060813 14121626 35304065 70608130