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164628470 = 2516462847
BaseRepresentation
bin10011101000000…
…00011111110110
3102110202222210202
421310000133312
5314121102340
624200320502
74036214246
oct1164003766
9373688722
10164628470
1184a23896
1247173132
13281513c6
1417c15b26
15e6bdc15
hex9d007f6

164628470 has 8 divisors (see below), whose sum is σ = 296331264. Its totient is φ = 65851384.

The previous prime is 164628419. The next prime is 164628479. The reversal of 164628470 is 74826461.

164628470 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164628479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8231414 + ... + 8231433.

It is an arithmetic number, because the mean of its divisors is an integer number (37041408).

Almost surely, 2164628470 is an apocalyptic number.

164628470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164628470 is a deficient number, since it is larger than the sum of its proper divisors (131702794).

164628470 is a wasteful number, since it uses less digits than its factorization.

164628470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16462854.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 164628470 is about 12830.7626429609. The cubic root of 164628470 is about 548.0686751271.

The spelling of 164628470 in words is "one hundred sixty-four million, six hundred twenty-eight thousand, four hundred seventy".

Divisors: 1 2 5 10 16462847 32925694 82314235 164628470