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25234303120 = 2451371341743
BaseRepresentation
bin10111100000000101…
…001110100010010000
32102010121210102021021
4113200011032202100
5403134440144440
615331550405224
71552221015565
oct274005164220
972117712237
1025234303120
11a77a119474
124a82b00814
1324c1c41310
14131553886c
159ca55584a
hex5e014e890

25234303120 has 80 divisors (see below), whose sum is σ = 64072899072. Its totient is φ = 9186024960.

The previous prime is 25234303103. The next prime is 25234303151. The reversal of 25234303120 is 2130343252.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97032 + ... + 244711.

Almost surely, 225234303120 is an apocalyptic number.

25234303120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25234303120 is an abundant number, since it is smaller than the sum of its proper divisors (38838595952).

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

25234303120 is a wasteful number, since it uses less digits than its factorization.

25234303120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341840 (or 341834 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 25234303120 its reverse (2130343252), we get a palindrome (27364646372).

The spelling of 25234303120 in words is "twenty-five billion, two hundred thirty-four million, three hundred three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 13 16 20 26 40 52 65 71 80 104 130 142 208 260 284 355 520 568 710 923 1040 1136 1420 1846 2840 3692 4615 5680 7384 9230 14768 18460 36920 73840 341743 683486 1366972 1708715 2733944 3417430 4442659 5467888 6834860 8885318 13669720 17770636 22213295 24263753 27339440 35541272 44426590 48527506 71082544 88853180 97055012 121318765 177706360 194110024 242637530 315428789 355412720 388220048 485275060 630857578 970550120 1261715156 1577143945 1941100240 2523430312 3154287890 5046860624 6308575780 12617151560 25234303120