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10215232054455 = 353930117328197
BaseRepresentation
bin1001010010100110101101…
…0001110010010010110111
31100011120022002022110212210
42110221223101302102313
52314331243401220310
633420451322544503
72103011654541321
oct224515321622267
940146262273783
1010215232054455
11328928a20317a
12118b944668133
135913a50c1b6c
142745c419c611
1512aac5768820
hex94a6b4724b7

10215232054455 has 16 divisors (see below), whose sum is σ = 16344788107104. Its totient is φ = 5447984822400.

The previous prime is 10215232054387. The next prime is 10215232054543. The reversal of 10215232054455 is 55445023251201.

10215232054455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10215232054455 - 213 = 10215232046263 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8074584 + ... + 9253613.

It is an arithmetic number, because the mean of its divisors is an integer number (1021549256694).

Almost surely, 210215232054455 is an apocalyptic number.

10215232054455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10215232054455 is a deficient number, since it is larger than the sum of its proper divisors (6129556052649).

10215232054455 is a wasteful number, since it uses less digits than its factorization.

10215232054455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17367506.

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 10215232054455 in words is "ten trillion, two hundred fifteen billion, two hundred thirty-two million, fifty-four thousand, four hundred fifty-five".

Divisors: 1 3 5 15 39301 117903 196505 589515 17328197 51984591 86640985 259922955 681015470297 2043046410891 3405077351485 10215232054455