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26152997000 = 2353132011769
BaseRepresentation
bin11000010110110101…
…110001000010001000
32111111122110220100112
4120112311301002020
5412030131401000
620003045253452
71614044543444
oct302665610210
974448426315
1026152997000
1110100759809
12509a704288
13260a381770
1413a155d824
15a31026235
hex616d71088

26152997000 has 64 divisors (see below), whose sum is σ = 65905585200. Its totient is φ = 9656486400.

The previous prime is 26152996943. The next prime is 26152997029. The reversal of 26152997000 is 79925162.

It can be written as a sum of positive squares in 8 ways, for example, as 1146635044 + 25006361956 = 33862^2 + 158134^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 992885 + ... + 1018884.

Almost surely, 226152997000 is an apocalyptic number.

26152997000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26152997000 is an abundant number, since it is smaller than the sum of its proper divisors (39752588200).

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

26152997000 is a wasteful number, since it uses less digits than its factorization.

26152997000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011803 (or 2011789 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 41.

The spelling of 26152997000 in words is "twenty-six billion, one hundred fifty-two million, nine hundred ninety-seven thousand".

Divisors: 1 2 4 5 8 10 13 20 25 26 40 50 52 65 100 104 125 130 200 250 260 325 500 520 650 1000 1300 1625 2600 3250 6500 13000 2011769 4023538 8047076 10058845 16094152 20117690 26152997 40235380 50294225 52305994 80470760 100588450 104611988 130764985 201176900 209223976 251471125 261529970 402353800 502942250 523059940 653824925 1005884500 1046119880 1307649850 2011769000 2615299700 3269124625 5230599400 6538249250 13076498500 26152997000