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53097886 = 237717539
BaseRepresentation
bin1100101010001…
…1010110011110
310200220122121101
43022203112132
5102043113021
65134023314
71213216222
oct312432636
9120818541
1053097886
1127a77256
1215947b3a
13b00148a
1470a2782
1549dca91
hex32a359e

53097886 has 8 divisors (see below), whose sum is σ = 81799560. Its totient is φ = 25831368.

The previous prime is 53097857. The next prime is 53097887. The reversal of 53097886 is 68879035.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53097887) 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, 358696 + ... + 358843.

It is an arithmetic number, because the mean of its divisors is an integer number (10224945).

Almost surely, 253097886 is an apocalyptic number.

53097886 is a deficient number, since it is larger than the sum of its proper divisors (28701674).

53097886 is a wasteful number, since it uses less digits than its factorization.

53097886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717578.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 53097886 is about 7286.8296261131. The cubic root of 53097886 is about 375.8596833830.

The spelling of 53097886 in words is "fifty-three million, ninety-seven thousand, eight hundred eighty-six".

Divisors: 1 2 37 74 717539 1435078 26548943 53097886