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4869921070 = 257131531071
BaseRepresentation
bin1001000100100010…
…10001100100101110
3110120101121121211001
410202101101210232
534433144433240
62123123150514
7231452434420
oct44221214456
913511547731
104869921070
112079a41863
12b3ab1543a
135c7c16201
14342ac0810
151d780e89a
hex12245192e

4869921070 has 32 divisors (see below), whose sum is σ = 10094616576. Its totient is φ = 1656938400.

The previous prime is 4869920977. The next prime is 4869921101. The reversal of 4869921070 is 701299684.

It is a super-2 number, since 2×48699210702 = 47432262456059889800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4869921070.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256366 + ... + 274705.

It is an arithmetic number, because the mean of its divisors is an integer number (315456768).

Almost surely, 24869921070 is an apocalyptic number.

4869921070 is an abundant number, since it is smaller than the sum of its proper divisors (5224695506).

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

4869921070 is a wasteful number, since it uses less digits than its factorization.

4869921070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531216.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 4869921070 is about 69784.8197676257. The cubic root of 4869921070 is about 1695.0166715786.

The spelling of 4869921070 in words is "four billion, eight hundred sixty-nine million, nine hundred twenty-one thousand, seventy".

Divisors: 1 2 5 7 10 14 35 70 131 262 655 917 1310 1834 4585 9170 531071 1062142 2655355 3717497 5310710 7434994 18587485 37174970 69570301 139140602 347851505 486992107 695703010 973984214 2434960535 4869921070