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30470602120 = 2357176401387
BaseRepresentation
bin11100011000001100…
…000111110110001000
32220122112210222010021
4130120030013312020
5444400433231440
621555322430224
72126042562460
oct343014076610
986575728107
1030470602120
1111a16951402
125aa4662374
132b47a262aa
141690b4aba0
15bd50d684a
hex718307d88

30470602120 has 64 divisors (see below), whose sum is σ = 82961988480. Its totient is φ = 9832528896.

The previous prime is 30470602091. The next prime is 30470602153. The reversal of 30470602120 is 2120607403.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3195934 + ... + 3205453.

It is an arithmetic number, because the mean of its divisors is an integer number (1296281070).

Almost surely, 230470602120 is an apocalyptic number.

It is an amenable number.

30470602120 is an abundant number, since it is smaller than the sum of its proper divisors (52491386360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30470602120 is a wasteful number, since it uses less digits than its factorization.

30470602120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6401422 (or 6401418 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The spelling of 30470602120 in words is "thirty billion, four hundred seventy million, six hundred two thousand, one hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 17 20 28 34 35 40 56 68 70 85 119 136 140 170 238 280 340 476 595 680 952 1190 2380 4760 6401387 12802774 25605548 32006935 44809709 51211096 64013870 89619418 108823579 128027740 179238836 217647158 224048545 256055480 358477672 435294316 448097090 544117895 761765053 870588632 896194180 1088235790 1523530106 1792388360 2176471580 3047060212 3808825265 4352943160 6094120424 7617650530 15235301060 30470602120