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60023381 = 1122112351
BaseRepresentation
bin1110010011111…
…0001001010101
311011221111121012
43210332021111
5110331222011
65542302005
71326122165
oct344761125
9134844535
1060023381
1130977500
1218127905
13c5877c2
147d865a5
155409a8b
hex393e255

60023381 has 12 divisors (see below), whose sum is σ = 66316992. Its totient is φ = 54285000.

The previous prime is 60023351. The next prime is 60023389. The reversal of 60023381 is 18332006.

It is not a de Polignac number, because 60023381 - 218 = 59761237 is a prime.

It is a super-2 number, since 2×600233812 = 7205612533342322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60023389) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24356 + ... + 26706.

It is an arithmetic number, because the mean of its divisors is an integer number (5526416).

Almost surely, 260023381 is an apocalyptic number.

It is an amenable number.

60023381 is a deficient number, since it is larger than the sum of its proper divisors (6293611).

60023381 is a wasteful number, since it uses less digits than its factorization.

60023381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2584 (or 2573 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 60023381 is about 7747.4757824726. The cubic root of 60023381 is about 391.5376094687.

Adding to 60023381 its reverse (18332006), we get a palindrome (78355387).

The spelling of 60023381 in words is "sixty million, twenty-three thousand, three hundred eighty-one".

Divisors: 1 11 121 211 2321 2351 25531 25861 284471 496061 5456671 60023381