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2470148664 = 233234474907
BaseRepresentation
bin1001001100111011…
…0111101000111000
320101011000112221120
42103032313220320
520024324224124
61045035505240
7115132626414
oct22316675070
96334015846
102470148664
111058375285
1258b2b8220
133049aa039
141960bdd44
15e6cd0d79
hex933b7a38

2470148664 has 32 divisors (see below), whose sum is σ = 6443867520. Its totient is φ = 787583456.

The previous prime is 2470148651. The next prime is 2470148741. The reversal of 2470148664 is 4668410742.

It is a super-2 number, since 2×24701486642 = 12203268844521969792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2236902 + ... + 2238005.

It is an arithmetic number, because the mean of its divisors is an integer number (201370860).

Almost surely, 22470148664 is an apocalyptic number.

2470148664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2470148664 is an abundant number, since it is smaller than the sum of its proper divisors (3973718856).

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

2470148664 is a wasteful number, since it uses less digits than its factorization.

2470148664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4474939 (or 4474935 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The square root of 2470148664 is about 49700.5901775824. The cubic root of 2470148664 is about 1351.7852310486.

The spelling of 2470148664 in words is "two billion, four hundred seventy million, one hundred forty-eight thousand, six hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 23 24 46 69 92 138 184 276 552 4474907 8949814 13424721 17899628 26849442 35799256 53698884 102922861 107397768 205845722 308768583 411691444 617537166 823382888 1235074332 2470148664