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40706253213465 = 3571722804623649
BaseRepresentation
bin10010100000101101010011…
…10000110100111100011001
312100010110221202221120022010
421100112221300310330121
520313412401310312330
6222324110005420133
711400633621233220
oct1120265160647431
9170113852846263
1040706253213465
1111a74474802584
124695189a0a649
1319937773c96c8
14a0a29c0a3cb7
154a8ce2c783b0
hex2505a9c34f19

40706253213465 has 32 divisors (see below), whose sum is σ = 78812779334400. Its totient is φ = 17513950961664.

The previous prime is 40706253213463. The next prime is 40706253213467. The reversal of 40706253213465 is 56431235260704.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40706253213463) and next prime (40706253213467).

It is not a de Polignac number, because 40706253213465 - 21 = 40706253213463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40706253213463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11402310040 + ... + 11402313609.

It is an arithmetic number, because the mean of its divisors is an integer number (2462899354200).

Almost surely, 240706253213465 is an apocalyptic number.

It is an amenable number.

40706253213465 is a deficient number, since it is larger than the sum of its proper divisors (38106526120935).

40706253213465 is a wasteful number, since it uses less digits than its factorization.

40706253213465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22804623681.

The product of its (nonzero) digits is 3628800, while the sum is 48.

The spelling of 40706253213465 in words is "forty trillion, seven hundred six billion, two hundred fifty-three million, two hundred thirteen thousand, four hundred sixty-five".

Divisors: 1 3 5 7 15 17 21 35 51 85 105 119 255 357 595 1785 22804623649 68413870947 114023118245 159632365543 342069354735 387678602033 478897096629 798161827715 1163035806099 1938393010165 2394485483145 2713750214231 5815179030495 8141250642693 13568751071155 40706253213465