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40200651001 = 72286432
BaseRepresentation
bin100101011100001001…
…010100000011111001
310211202122121122221001
4211130021110003321
51124312331313001
630245023245001
72622131616100
oct453411240371
9124678548831
1040200651001
111605a246115
12795b149761
133a38806c74
141d350bd037
1510a441e001
hex95c2540f9

40200651001 has 9 divisors (see below), whose sum is σ = 46765655301. Its totient is φ = 34456497852.

The previous prime is 40200650989. The next prime is 40200651013. The reversal of 40200651001 is 10015600204.

The square root of 40200651001 is 200501.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (40200650989) and next prime (40200651013).

It is not a de Polignac number, because 40200651001 - 221 = 40198553849 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40200651001.

It is not an unprimeable number, because it can be changed into a prime (40200651031) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1389186 + ... + 1417828.

Almost surely, 240200651001 is an apocalyptic number.

40200651001 is the 200501-st square number.

40200651001 is the 100251-st centered octagonal number.

It is an amenable number.

40200651001 is a deficient number, since it is larger than the sum of its proper divisors (6565004300).

40200651001 is an frugal number, since it uses more digits than its factorization.

40200651001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57300 (or 28650 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The spelling of 40200651001 in words is "forty billion, two hundred million, six hundred fifty-one thousand, one".

Divisors: 1 7 49 28643 200501 1403507 820421449 5742950143 40200651001