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23348517420 = 22351229316633
BaseRepresentation
bin10101101111101011…
…100001101000101100
32020021012100120121110
4111233223201220230
5340304210024140
614420503432020
71454412060234
oct255753415054
966235316543
1023348517420
1199a16a1798
124637455610
1322813465a7
1411b6cd0cc4
15919c04380
hex56fae1a2c

23348517420 has 48 divisors (see below), whose sum is σ = 65429249760. Its totient is φ = 6221185536.

The previous prime is 23348517419. The next prime is 23348517431. The reversal of 23348517420 is 2471584332.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84577 + ... + 232056.

It is an arithmetic number, because the mean of its divisors is an integer number (1363109370).

Almost surely, 223348517420 is an apocalyptic number.

23348517420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23348517420 is an abundant number, since it is smaller than the sum of its proper divisors (42080732340).

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

23348517420 is a wasteful number, since it uses less digits than its factorization.

23348517420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317874 (or 317872 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 23348517420 in words is "twenty-three billion, three hundred forty-eight million, five hundred seventeen thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1229 2458 3687 4916 6145 7374 12290 14748 18435 24580 36870 73740 316633 633266 949899 1266532 1583165 1899798 3166330 3799596 4749495 6332660 9498990 18997980 389141957 778283914 1167425871 1556567828 1945709785 2334851742 3891419570 4669703484 5837129355 7782839140 11674258710 23348517420