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23302880049 = 319439507499
BaseRepresentation
bin10101101100111101…
…011011101100110001
32020011000110221220110
4111230331123230301
5340211014130144
614412153331533
71453316132541
oct255475335461
966130427813
1023302880049
119978960759
124624106ba9
132274a57b27
1411b0c11321
15915bdc0b9
hex56cf5bb31

23302880049 has 16 divisors (see below), whose sum is σ = 33466400000. Its totient is φ = 14375336976.

The previous prime is 23302880021. The next prime is 23302880147. The reversal of 23302880049 is 94008820332.

It is a de Polignac number, because none of the positive numbers 2k-23302880049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23302879989 and 23302880016.

It is not an unprimeable number, because it can be changed into a prime (23302880009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4751299 + ... + 4756200.

It is an arithmetic number, because the mean of its divisors is an integer number (2091650000).

Almost surely, 223302880049 is an apocalyptic number.

It is an amenable number.

23302880049 is a deficient number, since it is larger than the sum of its proper divisors (10163519951).

23302880049 is a wasteful number, since it uses less digits than its factorization.

23302880049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9507564.

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 23302880049 in words is "twenty-three billion, three hundred two million, eight hundred eighty thousand, forty-nine".

Divisors: 1 3 19 43 57 129 817 2451 9507499 28522497 180642481 408822457 541927443 1226467371 7767626683 23302880049