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761354013 = 3731395323
BaseRepresentation
bin101101011000010…
…101011100011101
31222001121210100210
4231120111130131
53024401312023
6203314243033
724603255000
oct5530253435
91861553323
10761354013
113608455a2
12192b86479
13c1971744
1473189537
1546c91593
hex2d61571d

761354013 has 32 divisors (see below), whose sum is σ = 1192576000. Its totient is φ = 431848368.

The previous prime is 761353979. The next prime is 761354021. The reversal of 761354013 is 310453167.

It is not a de Polignac number, because 761354013 - 28 = 761353757 is a prime.

It is a super-2 number, since 2×7613540132 = 1159319866222408338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (761354093) 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, 140370 + ... + 145692.

It is an arithmetic number, because the mean of its divisors is an integer number (37268000).

Almost surely, 2761354013 is an apocalyptic number.

It is an amenable number.

761354013 is a deficient number, since it is larger than the sum of its proper divisors (431221987).

761354013 is a wasteful number, since it uses less digits than its factorization.

761354013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5486 (or 5472 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 761354013 is about 27592.6441828252. The cubic root of 761354013 is about 913.1221555052.

The spelling of 761354013 in words is "seven hundred sixty-one million, three hundred fifty-four thousand, thirteen".

Divisors: 1 3 7 21 49 139 147 343 417 973 1029 2919 5323 6811 15969 20433 37261 47677 111783 143031 260827 739897 782481 1825789 2219691 5179279 5477367 15537837 36254953 108764859 253784671 761354013