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60072001890 = 23517196199381
BaseRepresentation
bin110111111100100100…
…100000000101100010
312202001112001212202220
4313330210200011202
51441011413030030
643332515251510
74224432406515
oct677444400542
9182045055686
1060072001890
112352709615a
12b785ba9b96
135884649c64
142c9c276d7c
151868c26a10
hexdfc920162

60072001890 has 64 divisors (see below), whose sum is σ = 160687981440. Its totient is φ = 14283371520.

The previous prime is 60072001849. The next prime is 60072001931. The reversal of 60072001890 is 9810027006.

It is an interprime number because it is at equal distance from previous prime (60072001849) and next prime (60072001931).

It is a super-2 number, since 2×600720018902 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3090001 + ... + 3109380.

It is an arithmetic number, because the mean of its divisors is an integer number (2510749710).

Almost surely, 260072001890 is an apocalyptic number.

60072001890 is an abundant number, since it is smaller than the sum of its proper divisors (100615979550).

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

60072001890 is a wasteful number, since it uses less digits than its factorization.

60072001890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6199427.

The product of its (nonzero) digits is 6048, while the sum is 33.

Adding to 60072001890 its reverse (9810027006), we get a palindrome (69882028896).

The spelling of 60072001890 in words is "sixty billion, seventy-two million, one thousand, eight hundred ninety".

Divisors: 1 2 3 5 6 10 15 17 19 30 34 38 51 57 85 95 102 114 170 190 255 285 323 510 570 646 969 1615 1938 3230 4845 9690 6199381 12398762 18598143 30996905 37196286 61993810 92990715 105389477 117788239 185981430 210778954 235576478 316168431 353364717 526947385 588941195 632336862 706729434 1053894770 1177882390 1580842155 1766823585 2002400063 3161684310 3533647170 4004800126 6007200189 10012000315 12014400378 20024000630 30036000945 60072001890