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60319490 = 25721119231
BaseRepresentation
bin1110011000011…
…0011100000010
311012111112210012
43212012130002
5110420210430
65552504522
71331464400
oct346063402
9135445705
1060319490
1131059a20
121824b142
13c65c50a
148022470
155467695
hex3986702

60319490 has 144 divisors (see below), whose sum is σ = 150107904. Its totient is φ = 17236800.

The previous prime is 60319489. The next prime is 60319499. The reversal of 60319490 is 9491306.

It is not an unprimeable number, because it can be changed into a prime (60319499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1945775 + ... + 1945805.

It is an arithmetic number, because the mean of its divisors is an integer number (1042416).

Almost surely, 260319490 is an apocalyptic number.

60319490 is an abundant number, since it is smaller than the sum of its proper divisors (89788414).

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

60319490 is a wasteful number, since it uses less digits than its factorization.

60319490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 60319490 is about 7766.5623025892. The cubic root of 60319490 is about 392.1804016588.

The spelling of 60319490 in words is "sixty million, three hundred nineteen thousand, four hundred ninety".

Divisors: 1 2 5 7 10 11 14 19 22 31 35 38 49 55 62 70 77 95 98 110 133 154 155 190 209 217 245 266 310 341 361 385 418 434 490 539 589 665 682 722 770 931 1045 1078 1085 1178 1330 1463 1519 1705 1805 1862 2090 2170 2387 2527 2695 2926 2945 3038 3410 3610 3971 4123 4655 4774 5054 5390 5890 6479 7315 7595 7942 8246 9310 10241 11191 11935 12635 12958 14630 15190 16709 17689 19855 20482 20615 22382 23870 25270 27797 28861 32395 33418 35378 39710 41230 45353 51205 55594 55955 57722 64790 78337 83545 88445 90706 102410 111910 123101 138985 144305 156674 167090 176890 194579 226765 246202 277970 288610 317471 389158 391685 453530 548359 615505 634942 783370 861707 972895 1096718 1231010 1587355 1723414 1945790 2741795 3174710 4308535 5483590 6031949 8617070 12063898 30159745 60319490