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89725395 = 3567731223
BaseRepresentation
bin1010101100100…
…01100111010011
320020211112002210
411112101213103
5140432203040
612523043203
72136440034
oct526214723
9206745083
1089725395
1146714021
1226070503
1315786c66
14bcb8a8b
157d25480
hex55919d3

89725395 has 32 divisors (see below), whose sum is σ = 147820032. Its totient is φ = 46455552.

The previous prime is 89725393. The next prime is 89725403. The reversal of 89725395 is 59352798.

It is a happy number.

It is not a de Polignac number, because 89725395 - 21 = 89725393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89725393) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72754 + ... + 73976.

It is an arithmetic number, because the mean of its divisors is an integer number (4619376).

Almost surely, 289725395 is an apocalyptic number.

89725395 is a deficient number, since it is larger than the sum of its proper divisors (58094637).

89725395 is a wasteful number, since it uses less digits than its factorization.

89725395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371.

The product of its digits is 680400, while the sum is 48.

The square root of 89725395 is about 9472.3489695006. The cubic root of 89725395 is about 447.6842265515.

The spelling of 89725395 in words is "eighty-nine million, seven hundred twenty-five thousand, three hundred ninety-five".

Divisors: 1 3 5 15 67 73 201 219 335 365 1005 1095 1223 3669 4891 6115 14673 18345 24455 73365 81941 89279 245823 267837 409705 446395 1229115 1339185 5981693 17945079 29908465 89725395