Search a number
-
+
23370919280 = 245292136491
BaseRepresentation
bin10101110001000000…
…111110110101110000
32020022202111201011222
4111301000332311300
5340330423404110
614423023524212
71455103351622
oct256100766560
966282451158
1023370919280
119a03302625
124642a59668
132285b8b027
1411b9c82c12
1591bb7bc55
hex57103ed70

23370919280 has 20 divisors (see below), whose sum is σ = 54337387512. Its totient is φ = 9348367680.

The previous prime is 23370919249. The next prime is 23370919307. The reversal of 23370919280 is 8291907332.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 146068166 + ... + 146068325.

Almost surely, 223370919280 is an apocalyptic number.

23370919280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23370919280 is an abundant number, since it is smaller than the sum of its proper divisors (30966468232).

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

23370919280 is a wasteful number, since it uses less digits than its factorization.

23370919280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292136504 (or 292136498 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 23370919280 in words is "twenty-three billion, three hundred seventy million, nine hundred nineteen thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 292136491 584272982 1168545964 1460682455 2337091928 2921364910 4674183856 5842729820 11685459640 23370919280