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62496989 = 591059271
BaseRepresentation
bin1110111001101…
…0000011011101
311100121011202022
43232122003131
5111444400424
610111305525
71356133652
oct356320335
9140534668
1062496989
1132306a05
1218b1b2a5
13cc42689
14842bc29
15574795e
hex3b9a0dd

62496989 has 4 divisors (see below), whose sum is σ = 63556320. Its totient is φ = 61437660.

The previous prime is 62496977. The next prime is 62496991. The reversal of 62496989 is 98969426.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98969426 = 249484713.

It is a cyclic number.

It is not a de Polignac number, because 62496989 - 212 = 62492893 is a prime.

It is a super-2 number, since 2×624969892 = 7811747268132242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 62496989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (62496089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 529577 + ... + 529694.

It is an arithmetic number, because the mean of its divisors is an integer number (15889080).

Almost surely, 262496989 is an apocalyptic number.

It is an amenable number.

62496989 is a deficient number, since it is larger than the sum of its proper divisors (1059331).

62496989 is a wasteful number, since it uses less digits than its factorization.

62496989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059330.

The product of its digits is 1679616, while the sum is 53.

The square root of 62496989 is about 7905.5037157666. The cubic root of 62496989 is about 396.8438900036.

The spelling of 62496989 in words is "sixty-two million, four hundred ninety-six thousand, nine hundred eighty-nine".

Divisors: 1 59 1059271 62496989