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50311626140512 = 2511314610669551
BaseRepresentation
bin10110111000010000101101…
…00110101010101101100000
320121010202002201201102102201
423130020112212222231200
523043301202242444022
6255000501511022544
713411615666051042
oct1334102646525540
9217122081642381
1050311626140512
111503804a375880
12578689196aa54
13220c49b0c8169
14c5d14a849a92
155c3ac2d41127
hex2dc2169aab60

50311626140512 has 48 divisors (see below), whose sum is σ = 111541317801984. Its totient is φ = 22131213840000.

The previous prime is 50311626140509. The next prime is 50311626140519. The reversal of 50311626140512 is 21504162611305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50311626140519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2305323864 + ... + 2305345687.

It is an arithmetic number, because the mean of its divisors is an integer number (2323777454208).

Almost surely, 250311626140512 is an apocalyptic number.

It is an amenable number.

50311626140512 is an abundant number, since it is smaller than the sum of its proper divisors (61229691661472).

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

50311626140512 is a wasteful number, since it uses less digits than its factorization.

50311626140512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4610669603 (or 4610669595 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

Adding to 50311626140512 its reverse (21504162611305), we get a palindrome (71815788751817).

The spelling of 50311626140512 in words is "fifty trillion, three hundred eleven billion, six hundred twenty-six million, one hundred forty thousand, five hundred twelve".

Divisors: 1 2 4 8 11 16 22 31 32 44 62 88 124 176 248 341 352 496 682 992 1364 2728 5456 10912 4610669551 9221339102 18442678204 36885356408 50717365061 73770712816 101434730122 142930756081 147541425632 202869460244 285861512162 405738920488 571723024324 811477840976 1143446048648 1572238316891 1622955681952 2286892097296 3144476633782 4573784194592 6288953267564 12577906535128 25155813070256 50311626140512