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10642533 = 311322501
BaseRepresentation
bin101000100110…
…010001100101
3202000200210220
4220212101211
510211030113
61020034553
7156313536
oct50462145
922020726
1010642533
116009990
123692a59
132288175
1415b068d
15e03523
hexa26465

10642533 has 8 divisors (see below), whose sum is σ = 15480096. Its totient is φ = 6450000.

The previous prime is 10642529. The next prime is 10642547. The reversal of 10642533 is 33524601.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10642533 - 22 = 10642529 is a prime.

It is a super-2 number, since 2×106425332 = 226527017312178, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10642573) 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, 161218 + ... + 161283.

It is an arithmetic number, because the mean of its divisors is an integer number (1935012).

Almost surely, 210642533 is an apocalyptic number.

It is an amenable number.

10642533 is a deficient number, since it is larger than the sum of its proper divisors (4837563).

10642533 is a wasteful number, since it uses less digits than its factorization.

10642533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322515.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 10642533 is about 3262.2895334412. The cubic root of 10642533 is about 219.9623420392.

It can be divided in two parts, 10642 and 533, that added together give a triangular number (11175 = T149).

The spelling of 10642533 in words is "ten million, six hundred forty-two thousand, five hundred thirty-three".

Divisors: 1 3 11 33 322501 967503 3547511 10642533