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7765000230 = 23513142913933
BaseRepresentation
bin1110011101101010…
…01000000000100110
3202001011012212211010
413032311020000212
5111400320001410
63322302523050
7363265261431
oct71665100046
922034185733
107765000230
11332515a669
121608596486
139699531c0
145393b4818
15306a7ac20
hex1ced48026

7765000230 has 64 divisors (see below), whose sum is σ = 20085024960. Its totient is φ = 1909910016.

The previous prime is 7765000219. The next prime is 7765000247. The reversal of 7765000230 is 320005677.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

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, 550344 + ... + 564276.

It is an arithmetic number, because the mean of its divisors is an integer number (313828515).

Almost surely, 27765000230 is an apocalyptic number.

7765000230 is an abundant number, since it is smaller than the sum of its proper divisors (12320024730).

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

7765000230 is a wasteful number, since it uses less digits than its factorization.

7765000230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15385.

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 7765000230 is about 88119.2387052907. The cubic root of 7765000230 is about 1980.2217408024.

The spelling of 7765000230 in words is "seven billion, seven hundred sixty-five million, two hundred thirty", and thus it is an aban number.

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 1429 2858 4287 7145 8574 13933 14290 18577 21435 27866 37154 41799 42870 55731 69665 83598 92885 111462 139330 181129 185770 208995 278655 362258 417990 543387 557310 905645 1086774 1811290 2716935 5433870 19910257 39820514 59730771 99551285 119461542 199102570 258833341 298653855 517666682 597307710 776500023 1294166705 1553000046 2588333410 3882500115 7765000230