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70260141 = 373345721
BaseRepresentation
bin1000011000000…
…01010110101101
311220012120210110
410030001112231
5120441311031
610545530233
71512126030
oct414012655
9156176713
1070260141
1136729536
121b643979
1311730063
14948d017
15627cc46
hex43015ad

70260141 has 8 divisors (see below), whose sum is σ = 107063104. Its totient is φ = 40148640.

The previous prime is 70260137. The next prime is 70260143. The reversal of 70260141 is 14106207.

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

It is not a de Polignac number, because 70260141 - 22 = 70260137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 3345721 = 70260141 / (7 + 0 + 2 + 6 + 0 + 1 + 4 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70260143) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1672840 + ... + 1672881.

It is an arithmetic number, because the mean of its divisors is an integer number (13382888).

Almost surely, 270260141 is an apocalyptic number.

It is an amenable number.

70260141 is a deficient number, since it is larger than the sum of its proper divisors (36802963).

70260141 is a wasteful number, since it uses less digits than its factorization.

70260141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345731.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 70260141 is about 8382.1322466303. The cubic root of 70260141 is about 412.6384299398.

Adding to 70260141 its reverse (14106207), we get a palindrome (84366348).

The spelling of 70260141 in words is "seventy million, two hundred sixty thousand, one hundred forty-one".

Divisors: 1 3 7 21 3345721 10037163 23420047 70260141