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30615055343101 = 1931579911004027
BaseRepresentation
bin1101111011000000111110…
…11111111001110111111101
311000101202210211211111010101
412331200133133321313331
513003044113131434401
6145040210125441101
76306602416503625
oct675403737716775
9130352724744111
1030615055343101
119833854676769
1235254a0110191
131410cab221ba8
1477bac2d3d885
1538157b73e101
hex1bd81f7f9dfd

30615055343101 has 8 divisors (see below), whose sum is σ = 30773908004544. Its totient is φ = 30456205006080.

The previous prime is 30615055343039. The next prime is 30615055343143. The reversal of 30615055343101 is 10134355051603.

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

It is a cyclic number.

It is not a de Polignac number, because 30615055343101 - 211 = 30615055341053 is a prime.

It is a super-2 number, since 2×306150553431012 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30615055343801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29990250 + ... + 30994276.

It is an arithmetic number, because the mean of its divisors is an integer number (3846738500568).

Almost surely, 230615055343101 is an apocalyptic number.

It is an amenable number.

30615055343101 is a deficient number, since it is larger than the sum of its proper divisors (158852661443).

30615055343101 is a wasteful number, since it uses less digits than its factorization.

30615055343101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162211.

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 30615055343101 in words is "thirty trillion, six hundred fifteen billion, fifty-five million, three hundred forty-three thousand, one hundred one".

Divisors: 1 193 157991 1004027 30492263 193777211 158627229757 30615055343101