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1041212431 = 71055914087
BaseRepresentation
bin111110000011111…
…010010000001111
32200120020001221101
4332003322100033
54113022244211
6251152443531
734542105520
oct7603722017
92616201841
101041212431
11494812346
122508495a7
1313793983c
149c3d8847
15616225c1
hex3e0fa40f

1041212431 has 8 divisors (see below), whose sum is σ = 1190154240. Its totient is φ = 892319928.

The previous prime is 1041212429. The next prime is 1041212441. The reversal of 1041212431 is 1342121401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1041212431 - 21 = 1041212429 is a prime.

It is a super-2 number, since 2×10412124312 = 2168246652937859522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1041212399 and 1041212408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1041212411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66870 + ... + 80956.

It is an arithmetic number, because the mean of its divisors is an integer number (148769280).

Almost surely, 21041212431 is an apocalyptic number.

1041212431 is a deficient number, since it is larger than the sum of its proper divisors (148941809).

1041212431 is a wasteful number, since it uses less digits than its factorization.

1041212431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24653.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1041212431 is about 32267.8234623905. The cubic root of 1041212431 is about 1013.5529643419.

Adding to 1041212431 its reverse (1342121401), we get a palindrome (2383333832).

The spelling of 1041212431 in words is "one billion, forty-one million, two hundred twelve thousand, four hundred thirty-one".

Divisors: 1 7 10559 14087 73913 98609 148744633 1041212431