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30553025206 = 2113769154319
BaseRepresentation
bin11100011101000110…
…100010101010110110
32220212021220111100011
4130131012202222312
51000033033301311
622011425210434
72131063300144
oct343506425266
986767814304
1030553025206
1111a59428060
125b08190a1a
132b5bb24552
14169ba84594
15bdc468321
hex71d1a2ab6

30553025206 has 32 divisors (see below), whose sum is σ = 51422353920. Its totient is φ = 13492591200.

The previous prime is 30553025203. The next prime is 30553025213. The reversal of 30553025206 is 60252035503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30553025203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 535315 + ... + 589633.

It is an arithmetic number, because the mean of its divisors is an integer number (1606948560).

Almost surely, 230553025206 is an apocalyptic number.

30553025206 is a deficient number, since it is larger than the sum of its proper divisors (20869328714).

30553025206 is a wasteful number, since it uses less digits than its factorization.

30553025206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55060.

The product of its (nonzero) digits is 27000, while the sum is 31.

The spelling of 30553025206 in words is "thirty billion, five hundred fifty-three million, twenty-five thousand, two hundred six".

Divisors: 1 2 11 22 37 74 407 691 814 1382 7601 15202 25567 51134 54319 108638 281237 562474 597509 1195018 2009803 4019606 22107833 37534429 44215666 75068858 412878719 825757438 1388773873 2777547746 15276512603 30553025206