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10231345425 = 3527127173887
BaseRepresentation
bin10011000011101010…
…11111000100010001
3222102001002012101110
421201311133010101
5131423211023200
64411125123533
7511354000260
oct114165370421
928361065343
1010231345425
114380367284
121b965595a9
13c708cac62
146d0b845d7
153ed359b50
hex261d5f111

10231345425 has 96 divisors (see below), whose sum is σ = 19619315712. Its totient is φ = 4608334080.

The previous prime is 10231345391. The next prime is 10231345429. The reversal of 10231345425 is 52454313201.

It is not a de Polignac number, because 10231345425 - 210 = 10231344401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10231345392 and 10231345401.

It is not an unprimeable number, because it can be changed into a prime (10231345429) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11534332 + ... + 11535218.

It is an arithmetic number, because the mean of its divisors is an integer number (204367872).

Almost surely, 210231345425 is an apocalyptic number.

10231345425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10231345425 is a deficient number, since it is larger than the sum of its proper divisors (9387970287).

10231345425 is a wasteful number, since it uses less digits than its factorization.

10231345425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207 (or 1202 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 10231345425 its reverse (52454313201), we get a palindrome (62685658626).

The spelling of 10231345425 in words is "ten billion, two hundred thirty-one million, three hundred forty-five thousand, four hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 127 173 175 381 519 525 635 865 887 889 1211 1905 2595 2661 2667 3175 3633 4325 4435 4445 6055 6209 9525 12975 13305 13335 18165 18627 21971 22175 22225 30275 31045 65913 66525 66675 90825 93135 109855 112649 153451 153797 155225 329565 337947 460353 461391 465675 549275 563245 767255 768985 788543 1074157 1647825 1689735 2301765 2306955 2365629 2816225 3222471 3836275 3844925 3942715 5370785 8448675 11508825 11534775 11828145 16112355 19488277 19713575 26853925 58464831 59140725 80561775 97441385 136417939 292324155 409253817 487206925 682089695 1461620775 2046269085 3410448475 10231345425