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10212552553 = 72117339433
BaseRepresentation
bin10011000001011011…
…10010111101101001
3222100201201102102011
421200231302331221
5131403403140203
64405214235521
7511035156460
oct114055627551
928321642364
1010212552553
1143707a0985
121b901b5ba1
13c69a4b108
146cc4919d7
153eb89676d
hex260b72f69

10212552553 has 16 divisors (see below), whose sum is σ = 11744046976. Its totient is φ = 8699322240.

The previous prime is 10212552541. The next prime is 10212552569. The reversal of 10212552553 is 35525521201.

10212552553 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10212552553 - 225 = 10178998121 is a prime.

It is a super-3 number, since 3×102125525533 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10212550553) 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, 1077925 + ... + 1087357.

It is an arithmetic number, because the mean of its divisors is an integer number (734002936).

Almost surely, 210212552553 is an apocalyptic number.

It is an amenable number.

10212552553 is a deficient number, since it is larger than the sum of its proper divisors (1531494423).

10212552553 is an equidigital number, since it uses as much as digits as its factorization.

10212552553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10384.

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 10212552553 in words is "ten billion, two hundred twelve million, five hundred fifty-two thousand, five hundred fifty-three".

Divisors: 1 7 211 733 1477 5131 9433 66031 154663 1082641 1990363 6914389 13932541 48400723 1458936079 10212552553