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97379369 = 139700571
BaseRepresentation
bin1011100110111…
…10010000101001
320210020101101022
411303132100221
5144412114434
613355102225
72261465603
oct563362051
9223211338
1097379369
114aa7161a
1228741975
1317236a39
14cd0c173
15883822e
hex5cde429

97379369 has 4 divisors (see below), whose sum is σ = 98080080. Its totient is φ = 96678660.

The previous prime is 97379357. The next prime is 97379423. The reversal of 97379369 is 96397379.

97379369 = T2 + T3 + ... + T835.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96397379 = 137415183.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-97379369 is a prime.

It is a super-2 number, since 2×973793692 = 18965483013676322, which contains 22 as substring.

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 97379369.

It is not an unprimeable number, because it can be changed into a prime (97379329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350147 + ... + 350424.

It is an arithmetic number, because the mean of its divisors is an integer number (24520020).

Almost surely, 297379369 is an apocalyptic number.

It is an amenable number.

97379369 is a deficient number, since it is larger than the sum of its proper divisors (700711).

97379369 is a wasteful number, since it uses less digits than its factorization.

97379369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700710.

The product of its digits is 1928934, while the sum is 53.

The square root of 97379369 is about 9868.0985503794. The cubic root of 97379369 is about 460.0683090114.

The spelling of 97379369 in words is "ninety-seven million, three hundred seventy-nine thousand, three hundred sixty-nine".

Divisors: 1 139 700571 97379369