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6130538208 = 253243495037
BaseRepresentation
bin1011011010110100…
…01001011011100000
3120211020200121102200
411231122021123200
5100023404210313
62452154413200
7304630500144
oct55532113340
916736617380
106130538208
112666590103
121231131200
13769142502
144222ad224
1525d320b73
hex16d6896e0

6130538208 has 72 divisors (see below), whose sum is σ = 17839189368. Its totient is φ = 1995985152.

The previous prime is 6130538203. The next prime is 6130538221. The reversal of 6130538208 is 8028350316.

6130538208 is a `hidden beast` number, since 613 + 0 + 5 + 38 + 2 + 0 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6130538203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235135 + ... + 259902.

It is an arithmetic number, because the mean of its divisors is an integer number (247766519).

Almost surely, 26130538208 is an apocalyptic number.

It is an amenable number.

6130538208 is an abundant number, since it is smaller than the sum of its proper divisors (11708651160).

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

6130538208 is a wasteful number, since it uses less digits than its factorization.

6130538208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495096 (or 495085 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 6130538208 is about 78297.7535309922. The cubic root of 6130538208 is about 1830.2041445645.

The spelling of 6130538208 in words is "six billion, one hundred thirty million, five hundred thirty-eight thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 43 48 72 86 96 129 144 172 258 288 344 387 516 688 774 1032 1376 1548 2064 3096 4128 6192 12384 495037 990074 1485111 1980148 2970222 3960296 4455333 5940444 7920592 8910666 11880888 15841184 17821332 21286591 23761776 35642664 42573182 47523552 63859773 71285328 85146364 127719546 142570656 170292728 191579319 255439092 340585456 383158638 510878184 681170912 766317276 1021756368 1532634552 2043512736 3065269104 6130538208