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64134350 = 25272331257
BaseRepresentation
bin1111010010100…
…1110011001110
311110200100210022
43310221303032
5112404244400
610210342142
71406063420
oct364516316
9143610708
1064134350
11332250a5
121958a952
1310396a27
148736810
15596cb85
hex3d29cce

64134350 has 96 divisors (see below), whose sum is σ = 147419136. Its totient is φ = 20275200.

The previous prime is 64134337. The next prime is 64134377. The reversal of 64134350 is 5343146.

It is a super-2 number, since 2×641343502 = 8226429699845000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 249422 + ... + 249678.

It is an arithmetic number, because the mean of its divisors is an integer number (1535616).

Almost surely, 264134350 is an apocalyptic number.

64134350 is an abundant number, since it is smaller than the sum of its proper divisors (83284786).

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

64134350 is a wasteful number, since it uses less digits than its factorization.

64134350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330 (or 325 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 64134350 is about 8008.3924728999. The cubic root of 64134350 is about 400.2797002072.

Adding to 64134350 its reverse (5343146), we get a palindrome (69477496).

The spelling of 64134350 in words is "sixty-four million, one hundred thirty-four thousand, three hundred fifty".

Divisors: 1 2 5 7 10 14 23 25 31 35 46 50 62 70 115 155 161 175 217 230 257 310 322 350 434 514 575 713 775 805 1085 1150 1285 1426 1550 1610 1799 2170 2570 3565 3598 4025 4991 5425 5911 6425 7130 7967 8050 8995 9982 10850 11822 12850 15934 17825 17990 24955 29555 35650 39835 41377 44975 49910 55769 59110 79670 82754 89950 111538 124775 147775 183241 199175 206885 249550 278845 295550 366482 398350 413770 557690 916205 1034425 1282687 1394225 1832410 2068850 2565374 2788450 4581025 6413435 9162050 12826870 32067175 64134350