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5129674480 = 245750318211
BaseRepresentation
bin1001100011100000…
…01001111011110000
3111020111101110111201
410301300021323300
541001144040410
62205002420544
7241055341120
oct46160117360
914214343451
105129674480
1121a26273a7
12bb1b01754
13639992158
143693b8c80
1520051d83a
hex131c09ef0

5129674480 has 80 divisors (see below), whose sum is σ = 13658125824. Its totient is φ = 1755152640.

The previous prime is 5129674477. The next prime is 5129674489. The reversal of 5129674480 is 844769215.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 5129674480.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5129674489) 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, 272575 + ... + 290785.

Almost surely, 25129674480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5129674480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6829062912).

5129674480 is an abundant number, since it is smaller than the sum of its proper divisors (8528451344).

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

5129674480 is a wasteful number, since it uses less digits than its factorization.

5129674480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18734 (or 18728 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 46.

The square root of 5129674480 is about 71621.7458597597. The cubic root of 5129674480 is about 1724.6326437505.

The spelling of 5129674480 in words is "five billion, one hundred twenty-nine million, six hundred seventy-four thousand, four hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 503 560 1006 2012 2515 3521 4024 5030 7042 8048 10060 14084 17605 18211 20120 28168 35210 36422 40240 56336 70420 72844 91055 127477 140840 145688 182110 254954 281680 291376 364220 509908 637385 728440 1019816 1274770 1456880 2039632 2549540 5099080 9160133 10198160 18320266 36640532 45800665 64120931 73281064 91601330 128241862 146562128 183202660 256483724 320604655 366405320 512967448 641209310 732810640 1025934896 1282418620 2564837240 5129674480