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193130004424 = 23723511466929
BaseRepresentation
bin1011001111011101110…
…0011111111111001000
3200110111120011202020211
42303313130133333020
511131012240120144
6224420034130504
716644640644250
oct2636734377710
9613446152224
10193130004424
11749a6941905
123151aa20a34
131529ac33a36
1494c1926960
15505528a034
hex2cf771ffc8

193130004424 has 32 divisors (see below), whose sum is σ = 414026323200. Its totient is φ = 82734739200.

The previous prime is 193130004401. The next prime is 193130004521. The reversal of 193130004424 is 424400031391.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601809 + ... + 865120.

It is an arithmetic number, because the mean of its divisors is an integer number (12938322600).

Almost surely, 2193130004424 is an apocalyptic number.

193130004424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

193130004424 is an abundant number, since it is smaller than the sum of its proper divisors (220896318776).

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

193130004424 is a wasteful number, since it uses less digits than its factorization.

193130004424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469293 (or 1469289 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 193130004424 in words is "one hundred ninety-three billion, one hundred thirty million, four thousand, four hundred twenty-four".

Divisors: 1 2 4 7 8 14 28 56 2351 4702 9404 16457 18808 32914 65828 131656 1466929 2933858 5867716 10268503 11735432 20537006 41074012 82148024 3448750079 6897500158 13795000316 24141250553 27590000632 48282501106 96565002212 193130004424