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3123030070 = 25312303007
BaseRepresentation
bin1011101000100101…
…1010100000110110
322001122112100212101
42322021122200312
522343443430240
61233521212314
7140251213636
oct27211324066
98048470771
103123030070
111362961796
12731a9109a
133aa02c6b4
14218ab06c6
1513429739a
hexba25a836

3123030070 has 8 divisors (see below), whose sum is σ = 5621454144. Its totient is φ = 1249212024.

The previous prime is 3123030047. The next prime is 3123030109. The reversal of 3123030070 is 700303213.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156151494 + ... + 156151513.

It is an arithmetic number, because the mean of its divisors is an integer number (702681768).

Almost surely, 23123030070 is an apocalyptic number.

3123030070 is a deficient number, since it is larger than the sum of its proper divisors (2498424074).

3123030070 is a wasteful number, since it uses less digits than its factorization.

3123030070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312303014.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 3123030070 is about 55884.0770703069. The cubic root of 3123030070 is about 1461.7015986512.

Adding to 3123030070 its reverse (700303213), we get a palindrome (3823333283).

The spelling of 3123030070 in words is "three billion, one hundred twenty-three million, thirty thousand, seventy".

Divisors: 1 2 5 10 312303007 624606014 1561515035 3123030070