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68599002 = 2383139991
BaseRepresentation
bin1000001011010…
…11110011011010
311210002012010210
410011223303122
5120030132002
610450151550
71462040043
oct405536332
9153065123
1068599002
11357a449a
121ab825b6
131129ac34
1491798ca
15605096c
hex416bcda

68599002 has 32 divisors (see below), whose sum is σ = 139991040. Its totient is φ = 22405680.

The previous prime is 68598997. The next prime is 68599009. The reversal of 68599002 is 20099586.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (68599009) 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, 68727 + ... + 69717.

It is an arithmetic number, because the mean of its divisors is an integer number (4374720).

Almost surely, 268599002 is an apocalyptic number.

68599002 is an abundant number, since it is smaller than the sum of its proper divisors (71392038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68599002 is a wasteful number, since it uses less digits than its factorization.

68599002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 68599002 is about 8282.4514486956. The cubic root of 68599002 is about 409.3604981907.

The spelling of 68599002 in words is "sixty-eight million, five hundred ninety-nine thousand, two".

Divisors: 1 2 3 6 83 139 166 249 278 417 498 834 991 1982 2973 5946 11537 23074 34611 69222 82253 137749 164506 246759 275498 413247 493518 826494 11433167 22866334 34299501 68599002