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60117213 = 3133314657
BaseRepresentation
bin1110010101010…
…1000011011101
311012010021022110
43211111003131
5110342222323
65544304233
71326662562
oct345250335
9135107273
1060117213
1130a30a52
1218172079
13c5bb420
147dac869
155427793
hex39550dd

60117213 has 16 divisors (see below), whose sum is σ = 86601536. Its totient is φ = 36875520.

The previous prime is 60117199. The next prime is 60117217. The reversal of 60117213 is 31271106.

It is not a de Polignac number, because 60117213 - 28 = 60116957 is a prime.

It is a super-2 number, since 2×601172132 = 7228158597774738, 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 60117213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60117217) 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, 10581 + ... + 15237.

It is an arithmetic number, because the mean of its divisors is an integer number (5412596).

Almost surely, 260117213 is an apocalyptic number.

It is an amenable number.

60117213 is a deficient number, since it is larger than the sum of its proper divisors (26484323).

60117213 is a wasteful number, since it uses less digits than its factorization.

60117213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5004.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 60117213 is about 7753.5290674634. The cubic root of 60117213 is about 391.7415279469.

Adding to 60117213 its reverse (31271106), we get a palindrome (91388319).

The spelling of 60117213 in words is "sixty million, one hundred seventeen thousand, two hundred thirteen".

Divisors: 1 3 13 39 331 993 4303 4657 12909 13971 60541 181623 1541467 4624401 20039071 60117213