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26130563130 = 2357941132233
BaseRepresentation
bin11000010101100000…
…001100000000111010
32111110002021010212110
4120111200030000322
5412003411010010
620000524353150
71613353056540
oct302540140072
974402233773
1026130563130
111009a026921
1250930a57b6
132605828599
14139c59dd90
15a2e094120
hex61580c03a

26130563130 has 64 divisors (see below), whose sum is σ = 71749110528. Its totient is φ = 5966307840.

The previous prime is 26130563111. The next prime is 26130563141. The reversal of 26130563130 is 3136503162.

It is a happy number.

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

It is a Curzon 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, 131494 + ... + 263726.

It is an arithmetic number, because the mean of its divisors is an integer number (1121079852).

Almost surely, 226130563130 is an apocalyptic number.

26130563130 is an abundant number, since it is smaller than the sum of its proper divisors (45618547398).

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

26130563130 is a wasteful number, since it uses less digits than its factorization.

26130563130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133191.

The product of its (nonzero) digits is 9720, while the sum is 30.

The spelling of 26130563130 in words is "twenty-six billion, one hundred thirty million, five hundred sixty-three thousand, one hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 941 1882 2823 4705 5646 6587 9410 13174 14115 19761 28230 32935 39522 65870 98805 132233 197610 264466 396699 661165 793398 925631 1322330 1851262 1983495 2776893 3966990 4628155 5553786 9256310 13884465 27768930 124431253 248862506 373293759 622156265 746587518 871018771 1244312530 1742037542 1866468795 2613056313 3732937590 4355093855 5226112626 8710187710 13065281565 26130563130